31129566

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{399097}}^1$

素因数の和:399115

約数の個数: 16

約数和(自身を含む): 67048464

約数和(自身を除く): 35918898

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 399097, 798194, 1197291, 2394582, 5188261, 10376522, 15564783, 31129566]

約数ペア:

[(1, 31129566), (2, 15564783), (3, 10376522), (6, 5188261), (13, 2394582), (26, 1197291), (39, 798194), (78, 399097)]