216221615

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{3607}}^1$

素因数の和:4262

約数の個数: 16

約数和(自身を含む): 273630720

約数和(自身を除く): 57409105

約数列:

[1, 5, 19, 95, 631, 3155, 3607, 11989, 18035, 59945, 68533, 342665, 2276017, 11380085, 43244323, 216221615]

約数ペア:

[(1, 216221615), (5, 43244323), (19, 11380085), (95, 2276017), (631, 342665), (3155, 68533), (3607, 59945), (11989, 18035)]