81634644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24919}}^1$

素因数の和:24949

約数の個数: 72

約数和(自身を含む): 253984640

約数和(自身を除く): 172349996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 24919, 49838, 74757, 99676, 149514, 174433, 224271, 299028, 323947, 348866, 448542, 523299, 647894, 697732, 897084, 971841, 1046598, 1295788, 1569897, 1943682, 2093196, 2267629, 2915523, 3139794, 3887364, 4535258, 5831046, 6279588, 6802887, 9070516, 11662092, 13605774, 20408661, 27211548, 40817322, 81634644]

約数ペア:

[(1, 81634644), (2, 40817322), (3, 27211548), (4, 20408661), (6, 13605774), (7, 11662092), (9, 9070516), (12, 6802887), (13, 6279588), (14, 5831046), (18, 4535258), (21, 3887364), (26, 3139794), (28, 2915523), (36, 2267629), (39, 2093196), (42, 1943682), (52, 1569897), (63, 1295788), (78, 1046598), (84, 971841), (91, 897084), (117, 697732), (126, 647894), (156, 523299), (182, 448542), (234, 348866), (252, 323947), (273, 299028), (364, 224271), (468, 174433), (546, 149514), (819, 99676), (1092, 74757), (1638, 49838), (3276, 24919)]