2015231751

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8167}}^1$

素因数の和:8245

約数の個数: 64

約数和(自身を含む): 3476300800

約数和(自身を除く): 1461069049

約数列:

[1, 3, 9, 13, 19, 27, 37, 39, 57, 111, 117, 171, 247, 333, 351, 481, 513, 703, 741, 999, 1443, 2109, 2223, 4329, 6327, 6669, 8167, 9139, 12987, 18981, 24501, 27417, 73503, 82251, 106171, 155173, 220509, 246753, 302179, 318513, 465519, 906537, 955539, 1396557, 2017249, 2719611, 2866617, 3928327, 4189671, 5741401, 6051747, 8158833, 11784981, 17224203, 18155241, 35354943, 51672609, 54465723, 74638213, 106064829, 155017827, 223914639, 671743917, 2015231751]

約数ペア:

[(1, 2015231751), (3, 671743917), (9, 223914639), (13, 155017827), (19, 106064829), (27, 74638213), (37, 54465723), (39, 51672609), (57, 35354943), (111, 18155241), (117, 17224203), (171, 11784981), (247, 8158833), (333, 6051747), (351, 5741401), (481, 4189671), (513, 3928327), (703, 2866617), (741, 2719611), (999, 2017249), (1443, 1396557), (2109, 955539), (2223, 906537), (4329, 465519), (6327, 318513), (6669, 302179), (8167, 246753), (9139, 220509), (12987, 155173), (18981, 106171), (24501, 82251), (27417, 73503)]