15131620465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3278791}}^1$

素因数の和:3278880

約数の個数: 16

約数和(自身を含む): 19830134016

約数和(自身を除く): 4698513551

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 3278791, 16393955, 42624283, 213121415, 232794161, 1163970805, 3026324093, 15131620465]

約数ペア:

[(1, 15131620465), (5, 3026324093), (13, 1163970805), (65, 232794161), (71, 213121415), (355, 42624283), (923, 16393955), (4615, 3278791)]