72879729

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{4637}}^1$

素因数の和:4697

約数の個数: 24

約数和(自身を含む): 108640512

約数和(自身を除く): 35760783

約数列:

[1, 3, 13, 31, 39, 93, 169, 403, 507, 1209, 4637, 5239, 13911, 15717, 60281, 143747, 180843, 431241, 783653, 1868711, 2350959, 5606133, 24293243, 72879729]

約数ペア:

[(1, 72879729), (3, 24293243), (13, 5606133), (31, 2350959), (39, 1868711), (93, 783653), (169, 431241), (403, 180843), (507, 143747), (1209, 60281), (4637, 15717), (5239, 13911)]