31377681

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{5227}}^1$

素因数の和:5285

約数の個数: 24

約数和(自身を含む): 48934080

約数和(自身を除く): 17556399

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 667, 2001, 5227, 6003, 15681, 47043, 120221, 151583, 360663, 454749, 1081989, 1364247, 3486409, 10459227, 31377681]

約数ペア:

[(1, 31377681), (3, 10459227), (9, 3486409), (23, 1364247), (29, 1081989), (69, 454749), (87, 360663), (207, 151583), (261, 120221), (667, 47043), (2001, 15681), (5227, 6003)]