42788252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 86436000

約数和(自身を除く): 43647748

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 97, 194, 221, 388, 442, 499, 884, 998, 1261, 1649, 1996, 2522, 3298, 5044, 6487, 6596, 8483, 12974, 16966, 21437, 25948, 33932, 42874, 48403, 85748, 96806, 110279, 193612, 220558, 441116, 629239, 822851, 1258478, 1645702, 2516956, 3291404, 10697063, 21394126, 42788252]

約数ペア:

[(1, 42788252), (2, 21394126), (4, 10697063), (13, 3291404), (17, 2516956), (26, 1645702), (34, 1258478), (52, 822851), (68, 629239), (97, 441116), (194, 220558), (221, 193612), (388, 110279), (442, 96806), (499, 85748), (884, 48403), (998, 42874), (1261, 33932), (1649, 25948), (1996, 21437), (2522, 16966), (3298, 12974), (5044, 8483), (6487, 6596)]