90228717

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{419}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 132874560

約数和(自身を除く): 42645843

約数列:

[1, 3, 9, 71, 213, 337, 419, 639, 1011, 1257, 3033, 3771, 23927, 29749, 71781, 89247, 141203, 215343, 267741, 423609, 1270827, 10025413, 30076239, 90228717]

約数ペア:

[(1, 90228717), (3, 30076239), (9, 10025413), (71, 1270827), (213, 423609), (337, 267741), (419, 215343), (639, 141203), (1011, 89247), (1257, 71781), (3033, 29749), (3771, 23927)]