28298165

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{35153}}^1$

素因数の和:35188

約数の個数: 16

約数和(自身を含む): 40497408

約数和(自身を除く): 12199243

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 35153, 175765, 246071, 808519, 1230355, 4042595, 5659633, 28298165]

約数ペア:

[(1, 28298165), (5, 5659633), (7, 4042595), (23, 1230355), (35, 808519), (115, 246071), (161, 175765), (805, 35153)]