12969125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 18240768

約数和(自身を除く): 5271643

約数列:

[1, 5, 13, 23, 25, 65, 115, 125, 299, 325, 347, 575, 1495, 1625, 1735, 2875, 4511, 7475, 7981, 8675, 22555, 37375, 39905, 43375, 103753, 112775, 199525, 518765, 563875, 997625, 2593825, 12969125]

約数ペア:

[(1, 12969125), (5, 2593825), (13, 997625), (23, 563875), (25, 518765), (65, 199525), (115, 112775), (125, 103753), (299, 43375), (325, 39905), (347, 37375), (575, 22555), (1495, 8675), (1625, 7981), (1735, 7475), (2875, 4511)]