207821372

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{523}}^1\times {\mathrm{821}}^1$

素因数の和:1370

約数の個数: 36

約数和(自身を含む): 401007768

約数和(自身を除く): 193186396

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 523, 821, 1046, 1642, 2092, 3284, 5753, 9031, 11506, 18062, 23012, 36124, 63283, 99341, 126566, 198682, 253132, 397364, 429383, 858766, 1717532, 4723213, 9446426, 18892852, 51955343, 103910686, 207821372]

約数ペア:

[(1, 207821372), (2, 103910686), (4, 51955343), (11, 18892852), (22, 9446426), (44, 4723213), (121, 1717532), (242, 858766), (484, 429383), (523, 397364), (821, 253132), (1046, 198682), (1642, 126566), (2092, 99341), (3284, 63283), (5753, 36124), (9031, 23012), (11506, 18062)]