145580247

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{57977}}^1$

素因数の和:58020

約数の個数: 20

約数和(自身を含む): 224490816

約数和(自身を除く): 78910569

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 57977, 173931, 521793, 1565379, 1797287, 4696137, 5391861, 16175583, 48526749, 145580247]

約数ペア:

[(1, 145580247), (3, 48526749), (9, 16175583), (27, 5391861), (31, 4696137), (81, 1797287), (93, 1565379), (279, 521793), (837, 173931), (2511, 57977)]