856972717279

素因数分解:

$7^1\times {\mathrm{163}}^1\times {\mathrm{2351}}^1\times {\mathrm{319469}}^1$

素因数の和:321990

約数の個数: 16

約数和(自身を含む): 985828193280

約数和(自身を除く): 128855476001

約数列:

[1, 7, 163, 1141, 2351, 16457, 319469, 383213, 2236283, 2682491, 52073447, 364514129, 751071619, 5257501333, 122424673897, 856972717279]

約数ペア:

[(1, 856972717279), (7, 122424673897), (163, 5257501333), (1141, 751071619), (2351, 364514129), (16457, 52073447), (319469, 2682491), (383213, 2236283)]