81593316

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^2$

素因数の和:230

約数の個数: 108

約数和(自身を含む): 243664512

約数和(自身を除く): 162071196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 83, 84, 94, 126, 141, 166, 188, 249, 252, 282, 329, 332, 423, 498, 564, 581, 658, 747, 846, 987, 996, 1162, 1316, 1494, 1692, 1743, 1974, 2324, 2961, 2988, 3486, 3901, 3948, 5229, 5922, 6889, 6972, 7802, 10458, 11703, 11844, 13778, 15604, 20667, 20916, 23406, 27307, 27556, 35109, 41334, 46812, 48223, 54614, 62001, 70218, 81921, 82668, 96446, 109228, 124002, 140436, 144669, 163842, 192892, 245763, 248004, 289338, 323783, 327684, 434007, 491526, 578676, 647566, 868014, 971349, 983052, 1295132, 1736028, 1942698, 2266481, 2914047, 3885396, 4532962, 5828094, 6799443, 9065924, 11656188, 13598886, 20398329, 27197772, 40796658, 81593316]

約数ペア:

[(1, 81593316), (2, 40796658), (3, 27197772), (4, 20398329), (6, 13598886), (7, 11656188), (9, 9065924), (12, 6799443), (14, 5828094), (18, 4532962), (21, 3885396), (28, 2914047), (36, 2266481), (42, 1942698), (47, 1736028), (63, 1295132), (83, 983052), (84, 971349), (94, 868014), (126, 647566), (141, 578676), (166, 491526), (188, 434007), (249, 327684), (252, 323783), (282, 289338), (329, 248004), (332, 245763), (423, 192892), (498, 163842), (564, 144669), (581, 140436), (658, 124002), (747, 109228), (846, 96446), (987, 82668), (996, 81921), (1162, 70218), (1316, 62001), (1494, 54614), (1692, 48223), (1743, 46812), (1974, 41334), (2324, 35109), (2961, 27556), (2988, 27307), (3486, 23406), (3901, 20916), (3948, 20667), (5229, 15604), (5922, 13778), (6889, 11844), (6972, 11703), (7802, 10458)]