220197747

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{953237}}^1$

素因数の和:953258

約数の個数: 16

約数和(自身を含む): 366043392

約数和(自身を除く): 145845645

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 953237, 2859711, 6672659, 10485607, 20017977, 31456821, 73399249, 220197747]

約数ペア:

[(1, 220197747), (3, 73399249), (7, 31456821), (11, 20017977), (21, 10485607), (33, 6672659), (77, 2859711), (231, 953237)]