2215281981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1\times {\mathrm{1531}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 3256174080

約数和(自身を除く): 1040892099

約数列:

[1, 3, 11, 33, 163, 269, 489, 807, 1531, 1793, 2959, 4593, 5379, 8877, 16841, 43847, 50523, 131541, 249553, 411839, 482317, 748659, 1235517, 1446951, 2745083, 4530229, 8235249, 13590687, 67129757, 201389271, 738427327, 2215281981]

約数ペア:

[(1, 2215281981), (3, 738427327), (11, 201389271), (33, 67129757), (163, 13590687), (269, 8235249), (489, 4530229), (807, 2745083), (1531, 1446951), (1793, 1235517), (2959, 748659), (4593, 482317), (5379, 411839), (8877, 249553), (16841, 131541), (43847, 50523)]