28331745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6317}}^1$

素因数の和:6361

約数の個数: 32

約数和(自身を含む): 50948352

約数和(自身を除く): 22616607

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 6317, 18951, 31585, 82121, 94755, 145291, 246363, 410605, 435873, 726455, 1231815, 1888783, 2179365, 5666349, 9443915, 28331745]

約数ペア:

[(1, 28331745), (3, 9443915), (5, 5666349), (13, 2179365), (15, 1888783), (23, 1231815), (39, 726455), (65, 435873), (69, 410605), (115, 246363), (195, 145291), (299, 94755), (345, 82121), (897, 31585), (1495, 18951), (4485, 6317)]