31253079

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 49319424

約数和(自身を除く): 18066345

約数列:

[1, 3, 11, 13, 33, 39, 143, 263, 277, 429, 789, 831, 2893, 3047, 3419, 3601, 8679, 9141, 10257, 10803, 37609, 39611, 72851, 112827, 118833, 218553, 801361, 947063, 2404083, 2841189, 10417693, 31253079]

約数ペア:

[(1, 31253079), (3, 10417693), (11, 2841189), (13, 2404083), (33, 947063), (39, 801361), (143, 218553), (263, 118833), (277, 112827), (429, 72851), (789, 39611), (831, 37609), (2893, 10803), (3047, 10257), (3419, 9141), (3601, 8679)]