278300528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{21661}}^1$

素因数の和:21753

約数の個数: 40

約数和(自身を含む): 596311536

約数和(自身を除く): 318011008

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 146, 176, 292, 584, 803, 1168, 1606, 3212, 6424, 12848, 21661, 43322, 86644, 173288, 238271, 346576, 476542, 953084, 1581253, 1906168, 3162506, 3812336, 6325012, 12650024, 17393783, 25300048, 34787566, 69575132, 139150264, 278300528]

約数ペア:

[(1, 278300528), (2, 139150264), (4, 69575132), (8, 34787566), (11, 25300048), (16, 17393783), (22, 12650024), (44, 6325012), (73, 3812336), (88, 3162506), (146, 1906168), (176, 1581253), (292, 953084), (584, 476542), (803, 346576), (1168, 238271), (1606, 173288), (3212, 86644), (6424, 43322), (12848, 21661)]