744138717

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{1283}}^1$

素因数の和:1753

約数の個数: 32

約数和(自身を含む): 1153751040

約数和(自身を除く): 409612323

約数列:

[1, 3, 7, 21, 71, 213, 389, 497, 1167, 1283, 1491, 2723, 3849, 8169, 8981, 26943, 27619, 82857, 91093, 193333, 273279, 499087, 579999, 637651, 1497261, 1912953, 3493609, 10480827, 35435177, 106305531, 248046239, 744138717]

約数ペア:

[(1, 744138717), (3, 248046239), (7, 106305531), (21, 35435177), (71, 10480827), (213, 3493609), (389, 1912953), (497, 1497261), (1167, 637651), (1283, 579999), (1491, 499087), (2723, 273279), (3849, 193333), (8169, 91093), (8981, 82857), (26943, 27619)]