31287906

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{133709}}^1$

素因数の和:133730

約数の個数: 24

約数和(自身を含む): 73005660

約数和(自身を除く): 41717754

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 133709, 267418, 401127, 802254, 1203381, 1738217, 2406762, 3476434, 5214651, 10429302, 15643953, 31287906]

約数ペア:

[(1, 31287906), (2, 15643953), (3, 10429302), (6, 5214651), (9, 3476434), (13, 2406762), (18, 1738217), (26, 1203381), (39, 802254), (78, 401127), (117, 267418), (234, 133709)]