289408526

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{331}}^1\times {\mathrm{3613}}^1$

素因数の和:3968

約数の個数: 24

約数和(自身を含む): 478739352

約数和(自身を除く): 189330826

約数列:

[1, 2, 11, 22, 121, 242, 331, 662, 3613, 3641, 7226, 7282, 39743, 40051, 79486, 80102, 437173, 874346, 1195903, 2391806, 13154933, 26309866, 144704263, 289408526]

約数ペア:

[(1, 289408526), (2, 144704263), (11, 26309866), (22, 13154933), (121, 2391806), (242, 1195903), (331, 874346), (662, 437173), (3613, 80102), (3641, 79486), (7226, 40051), (7282, 39743)]