47690721

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1637}}^1$

素因数の和:1742

約数の個数: 32

約数和(自身を含む): 77051520

約数和(自身を除く): 29360799

約数列:

[1, 3, 9, 13, 27, 39, 83, 117, 249, 351, 747, 1079, 1637, 2241, 3237, 4911, 9711, 14733, 21281, 29133, 44199, 63843, 135871, 191529, 407613, 574587, 1222839, 1766323, 3668517, 5298969, 15896907, 47690721]

約数ペア:

[(1, 47690721), (3, 15896907), (9, 5298969), (13, 3668517), (27, 1766323), (39, 1222839), (83, 574587), (117, 407613), (249, 191529), (351, 135871), (747, 63843), (1079, 44199), (1637, 29133), (2241, 21281), (3237, 14733), (4911, 9711)]