42990238

素因数分解:

$2^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:540

約数の個数: 24

約数和(自身を含む): 68042520

約数和(自身を除く): 25052282

約数列:

[1, 2, 29, 58, 61, 122, 419, 838, 841, 1682, 1769, 3538, 12151, 24302, 25559, 51118, 51301, 102602, 352379, 704758, 741211, 1482422, 21495119, 42990238]

約数ペア:

[(1, 42990238), (2, 21495119), (29, 1482422), (58, 741211), (61, 704758), (122, 352379), (419, 102602), (838, 51301), (841, 51118), (1682, 25559), (1769, 24302), (3538, 12151)]