11967475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 16686432

約数和(自身を除く): 4718957

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 1601, 7475, 8005, 20813, 36823, 40025, 104065, 184115, 478699, 520325, 920575, 2393495, 11967475]

約数ペア:

[(1, 11967475), (5, 2393495), (13, 920575), (23, 520325), (25, 478699), (65, 184115), (115, 104065), (299, 40025), (325, 36823), (575, 20813), (1495, 8005), (1601, 7475)]