381005912

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{70141}}^1$

素因数の和:70251

約数の個数: 32

約数和(自身を含む): 824869920

約数和(自身を除く): 443864008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 5432, 70141, 140282, 280564, 490987, 561128, 981974, 1963948, 3927896, 6803677, 13607354, 27214708, 47625739, 54429416, 95251478, 190502956, 381005912]

約数ペア:

[(1, 381005912), (2, 190502956), (4, 95251478), (7, 54429416), (8, 47625739), (14, 27214708), (28, 13607354), (56, 6803677), (97, 3927896), (194, 1963948), (388, 981974), (679, 561128), (776, 490987), (1358, 280564), (2716, 140282), (5432, 70141)]