31297911

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{3313}}^1$

素因数の和:3430

約数の個数: 16

約数和(自身を含む): 43267584

約数和(自身を除く): 11969673

約数列:

[1, 3, 47, 67, 141, 201, 3149, 3313, 9447, 9939, 155711, 221971, 467133, 665913, 10432637, 31297911]

約数ペア:

[(1, 31297911), (3, 10432637), (47, 665913), (67, 467133), (141, 221971), (201, 155711), (3149, 9939), (3313, 9447)]