201648525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{206819}}^1$

素因数の和:206845

約数の個数: 24

約数和(自身を含む): 359039520

約数和(自身を除く): 157390995

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 206819, 620457, 1034095, 2688647, 3102285, 5170475, 8065941, 13443235, 15511425, 40329705, 67216175, 201648525]

約数ペア:

[(1, 201648525), (3, 67216175), (5, 40329705), (13, 15511425), (15, 13443235), (25, 8065941), (39, 5170475), (65, 3102285), (75, 2688647), (195, 1034095), (325, 620457), (975, 206819)]