505890999

素因数分解:

$3^2\times {\mathrm{229}}^1\times {\mathrm{389}}^1\times {\mathrm{631}}^1$

素因数の和:1255

約数の個数: 24

約数和(自身を含む): 736975200

約数和(自身を除く): 231084201

約数列:

[1, 3, 9, 229, 389, 631, 687, 1167, 1893, 2061, 3501, 5679, 89081, 144499, 245459, 267243, 433497, 736377, 801729, 1300491, 2209131, 56210111, 168630333, 505890999]

約数ペア:

[(1, 505890999), (3, 168630333), (9, 56210111), (229, 2209131), (389, 1300491), (631, 801729), (687, 736377), (1167, 433497), (1893, 267243), (2061, 245459), (3501, 144499), (5679, 89081)]