31856526

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{136139}}^1$

素因数の和:136160

約数の個数: 24

約数和(自身を含む): 74332440

約数和(自身を除く): 42475914

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 136139, 272278, 408417, 816834, 1225251, 1769807, 2450502, 3539614, 5309421, 10618842, 15928263, 31856526]

約数ペア:

[(1, 31856526), (2, 15928263), (3, 10618842), (6, 5309421), (9, 3539614), (13, 2450502), (18, 1769807), (26, 1225251), (39, 816834), (78, 408417), (117, 272278), (234, 136139)]