18069615

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{977}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 32391360

約数和(自身を除く): 14321745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 977, 1233, 2055, 2931, 3699, 4885, 6165, 8793, 14655, 18495, 26379, 43965, 131895, 133849, 401547, 669245, 1204641, 2007735, 3613923, 6023205, 18069615]

約数ペア:

[(1, 18069615), (3, 6023205), (5, 3613923), (9, 2007735), (15, 1204641), (27, 669245), (45, 401547), (135, 133849), (137, 131895), (411, 43965), (685, 26379), (977, 18495), (1233, 14655), (2055, 8793), (2931, 6165), (3699, 4885)]