821350404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:574

約数の個数: 144

約数和(自身を含む): 2430425088

約数和(自身を除く): 1609074684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 83, 84, 107, 126, 166, 214, 249, 252, 321, 332, 367, 428, 498, 581, 642, 734, 747, 749, 963, 996, 1101, 1162, 1284, 1468, 1494, 1498, 1743, 1926, 2202, 2247, 2324, 2569, 2988, 2996, 3303, 3486, 3852, 4404, 4494, 5138, 5229, 6606, 6741, 6972, 7707, 8881, 8988, 10276, 10458, 13212, 13482, 15414, 17762, 20916, 23121, 26643, 26964, 30461, 30828, 35524, 39269, 46242, 53286, 60922, 62167, 78538, 79929, 91383, 92484, 106572, 117807, 121844, 124334, 157076, 159858, 182766, 186501, 213227, 235614, 248668, 274149, 274883, 319716, 353421, 365532, 373002, 426454, 471228, 548298, 549766, 559503, 639681, 706842, 746004, 824649, 852908, 1096596, 1099532, 1119006, 1279362, 1413684, 1649298, 1919043, 2238012, 2473947, 2558724, 3259327, 3298596, 3838086, 4947894, 6518654, 7676172, 9777981, 9895788, 13037308, 19555962, 22815289, 29333943, 39111924, 45630578, 58667886, 68445867, 91261156, 117335772, 136891734, 205337601, 273783468, 410675202, 821350404]

約数ペア:

[(1, 821350404), (2, 410675202), (3, 273783468), (4, 205337601), (6, 136891734), (7, 117335772), (9, 91261156), (12, 68445867), (14, 58667886), (18, 45630578), (21, 39111924), (28, 29333943), (36, 22815289), (42, 19555962), (63, 13037308), (83, 9895788), (84, 9777981), (107, 7676172), (126, 6518654), (166, 4947894), (214, 3838086), (249, 3298596), (252, 3259327), (321, 2558724), (332, 2473947), (367, 2238012), (428, 1919043), (498, 1649298), (581, 1413684), (642, 1279362), (734, 1119006), (747, 1099532), (749, 1096596), (963, 852908), (996, 824649), (1101, 746004), (1162, 706842), (1284, 639681), (1468, 559503), (1494, 549766), (1498, 548298), (1743, 471228), (1926, 426454), (2202, 373002), (2247, 365532), (2324, 353421), (2569, 319716), (2988, 274883), (2996, 274149), (3303, 248668), (3486, 235614), (3852, 213227), (4404, 186501), (4494, 182766), (5138, 159858), (5229, 157076), (6606, 124334), (6741, 121844), (6972, 117807), (7707, 106572), (8881, 92484), (8988, 91383), (10276, 79929), (10458, 78538), (13212, 62167), (13482, 60922), (15414, 53286), (17762, 46242), (20916, 39269), (23121, 35524), (26643, 30828), (26964, 30461)]