31801338

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 71207136

約数和(自身を除く): 39405798

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 181, 227, 258, 362, 387, 454, 543, 681, 774, 1086, 1362, 1629, 2043, 3258, 4086, 7783, 9761, 15566, 19522, 23349, 29283, 41087, 46698, 58566, 70047, 82174, 87849, 123261, 140094, 175698, 246522, 369783, 739566, 1766741, 3533482, 5300223, 10600446, 15900669, 31801338]

約数ペア:

[(1, 31801338), (2, 15900669), (3, 10600446), (6, 5300223), (9, 3533482), (18, 1766741), (43, 739566), (86, 369783), (129, 246522), (181, 175698), (227, 140094), (258, 123261), (362, 87849), (387, 82174), (454, 70047), (543, 58566), (681, 46698), (774, 41087), (1086, 29283), (1362, 23349), (1629, 19522), (2043, 15566), (3258, 9761), (4086, 7783)]