13121625

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{3181}}^1$

素因数の和:3210

約数の個数: 32

約数和(自身を含む): 23826816

約数和(自身を除く): 10705191

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 3181, 4125, 9543, 15905, 34991, 47715, 79525, 104973, 174955, 238575, 397625, 524865, 874775, 1192875, 2624325, 4373875, 13121625]

約数ペア:

[(1, 13121625), (3, 4373875), (5, 2624325), (11, 1192875), (15, 874775), (25, 524865), (33, 397625), (55, 238575), (75, 174955), (125, 104973), (165, 79525), (275, 47715), (375, 34991), (825, 15905), (1375, 9543), (3181, 4125)]