1212465995

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{509}}^1\times {\mathrm{2819}}^1$

素因数の和:3359

約数の個数: 24

約数和(自身を含む): 1579143600

約数和(自身を除く): 366677605

約数列:

[1, 5, 13, 65, 169, 509, 845, 2545, 2819, 6617, 14095, 33085, 36647, 86021, 183235, 430105, 476411, 1434871, 2382055, 7174355, 18653323, 93266615, 242493199, 1212465995]

約数ペア:

[(1, 1212465995), (5, 242493199), (13, 93266615), (65, 18653323), (169, 7174355), (509, 2382055), (845, 1434871), (2545, 476411), (2819, 430105), (6617, 183235), (14095, 86021), (33085, 36647)]