1338025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 1874880

約数和(自身を除く): 536855

約数列:

[1, 5, 13, 23, 25, 65, 115, 179, 299, 325, 575, 895, 1495, 2327, 4117, 4475, 7475, 11635, 20585, 53521, 58175, 102925, 267605, 1338025]

約数ペア:

[(1, 1338025), (5, 267605), (13, 102925), (23, 58175), (25, 53521), (65, 20585), (115, 11635), (179, 7475), (299, 4475), (325, 4117), (575, 2327), (895, 1495)]