38915135

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 56716800

約数和(自身を除く): 17801665

約数列:

[1, 5, 7, 19, 35, 95, 133, 139, 421, 665, 695, 973, 2105, 2641, 2947, 4865, 7999, 13205, 14735, 18487, 39995, 55993, 58519, 92435, 279965, 292595, 409633, 1111861, 2048165, 5559305, 7783027, 38915135]

約数ペア:

[(1, 38915135), (5, 7783027), (7, 5559305), (19, 2048165), (35, 1111861), (95, 409633), (133, 292595), (139, 279965), (421, 92435), (665, 58519), (695, 55993), (973, 39995), (2105, 18487), (2641, 14735), (2947, 13205), (4865, 7999)]