287691716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2687}}^1$

素因数の和:2804

約数の個数: 48

約数和(自身を含む): 568995840

約数和(自身を除く): 281304124

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 71, 116, 142, 284, 377, 754, 923, 1508, 1846, 2059, 2687, 3692, 4118, 5374, 8236, 10748, 26767, 34931, 53534, 69862, 77923, 107068, 139724, 155846, 190777, 311692, 381554, 763108, 1012999, 2025998, 2480101, 4051996, 4960202, 5532533, 9920404, 11065066, 22130132, 71922929, 143845858, 287691716]

約数ペア:

[(1, 287691716), (2, 143845858), (4, 71922929), (13, 22130132), (26, 11065066), (29, 9920404), (52, 5532533), (58, 4960202), (71, 4051996), (116, 2480101), (142, 2025998), (284, 1012999), (377, 763108), (754, 381554), (923, 311692), (1508, 190777), (1846, 155846), (2059, 139724), (2687, 107068), (3692, 77923), (4118, 69862), (5374, 53534), (8236, 34931), (10748, 26767)]