28507465

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{5059}}^1$

素因数の和:5101

約数の個数: 24

約数和(自身を含む): 41532480

約数和(自身を除く): 13025015

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 805, 1127, 5059, 5635, 25295, 35413, 116357, 177065, 247891, 581785, 814499, 1239455, 4072495, 5701493, 28507465]

約数ペア:

[(1, 28507465), (5, 5701493), (7, 4072495), (23, 1239455), (35, 814499), (49, 581785), (115, 247891), (161, 177065), (245, 116357), (805, 35413), (1127, 25295), (5059, 5635)]