131225644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{19751}}^1$

素因数の和:19917

約数の個数: 24

約数和(自身を含む): 252193536

約数和(自身を除く): 120967892

約数列:

[1, 2, 4, 11, 22, 44, 151, 302, 604, 1661, 3322, 6644, 19751, 39502, 79004, 217261, 434522, 869044, 2982401, 5964802, 11929604, 32806411, 65612822, 131225644]

約数ペア:

[(1, 131225644), (2, 65612822), (4, 32806411), (11, 11929604), (22, 5964802), (44, 2982401), (151, 869044), (302, 434522), (604, 217261), (1661, 79004), (3322, 39502), (6644, 19751)]