813439998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137359}}^1$

素因数の和:137421

約数の個数: 48

約数和(自身を含む): 2057103360

約数和(自身を除く): 1243663362

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2961, 5922, 137359, 274718, 412077, 824154, 961513, 1236231, 1923026, 2472462, 2884539, 5769078, 6455873, 8653617, 12911746, 17307234, 19367619, 38735238, 45191111, 58102857, 90382222, 116205714, 135573333, 271146666, 406719999, 813439998]

約数ペア:

[(1, 813439998), (2, 406719999), (3, 271146666), (6, 135573333), (7, 116205714), (9, 90382222), (14, 58102857), (18, 45191111), (21, 38735238), (42, 19367619), (47, 17307234), (63, 12911746), (94, 8653617), (126, 6455873), (141, 5769078), (282, 2884539), (329, 2472462), (423, 1923026), (658, 1236231), (846, 961513), (987, 824154), (1974, 412077), (2961, 274718), (5922, 137359)]