389636972

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{311}}^1\times {\mathrm{3229}}^1$

素因数の和:3641

約数の個数: 24

約数和(自身を含む): 691323360

約数和(自身を除く): 301686388

約数列:

[1, 2, 4, 97, 194, 311, 388, 622, 1244, 3229, 6458, 12916, 30167, 60334, 120668, 313213, 626426, 1004219, 1252852, 2008438, 4016876, 97409243, 194818486, 389636972]

約数ペア:

[(1, 389636972), (2, 194818486), (4, 97409243), (97, 4016876), (194, 2008438), (311, 1252852), (388, 1004219), (622, 626426), (1244, 313213), (3229, 120668), (6458, 60334), (12916, 30167)]