280961382

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{18859}}^1$

素因数の和:19068

約数の個数: 32

約数和(自身を含む): 608348160

約数和(自身を除く): 327386778

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 191, 382, 573, 1146, 2483, 4966, 7449, 14898, 18859, 37718, 56577, 113154, 245167, 490334, 735501, 1471002, 3602069, 7204138, 10806207, 21612414, 46826897, 93653794, 140480691, 280961382]

約数ペア:

[(1, 280961382), (2, 140480691), (3, 93653794), (6, 46826897), (13, 21612414), (26, 10806207), (39, 7204138), (78, 3602069), (191, 1471002), (382, 735501), (573, 490334), (1146, 245167), (2483, 113154), (4966, 56577), (7449, 37718), (14898, 18859)]