256904738

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{179}}^2\times {\mathrm{211}}^1$

素因数の和:590

約数の個数: 24

約数和(自身を含む): 409851120

約数和(自身を除く): 152946382

約数列:

[1, 2, 19, 38, 179, 211, 358, 422, 3401, 4009, 6802, 8018, 32041, 37769, 64082, 75538, 608779, 717611, 1217558, 1435222, 6760651, 13521302, 128452369, 256904738]

約数ペア:

[(1, 256904738), (2, 128452369), (19, 13521302), (38, 6760651), (179, 1435222), (211, 1217558), (358, 717611), (422, 608779), (3401, 75538), (4009, 64082), (6802, 37769), (8018, 32041)]