81582423

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1361}}^1$

素因数の和:1459

約数の個数: 32

約数和(自身を含む): 123560640

約数和(自身を除く): 41978217

約数列:

[1, 3, 13, 29, 39, 53, 87, 159, 377, 689, 1131, 1361, 1537, 2067, 4083, 4611, 17693, 19981, 39469, 53079, 59943, 72133, 118407, 216399, 513097, 937729, 1539291, 2091857, 2813187, 6275571, 27194141, 81582423]

約数ペア:

[(1, 81582423), (3, 27194141), (13, 6275571), (29, 2813187), (39, 2091857), (53, 1539291), (87, 937729), (159, 513097), (377, 216399), (689, 118407), (1131, 72133), (1361, 59943), (1537, 53079), (2067, 39469), (4083, 19981), (4611, 17693)]