15942381

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2539}}^1$

素因数の和:2585

約数の個数: 32

約数和(自身を含む): 27310080

約数和(自身を除く): 11367699

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 2539, 6279, 7617, 17773, 33007, 53319, 58397, 99021, 175191, 231049, 408779, 693147, 759161, 1226337, 2277483, 5314127, 15942381]

約数ペア:

[(1, 15942381), (3, 5314127), (7, 2277483), (13, 1226337), (21, 759161), (23, 693147), (39, 408779), (69, 231049), (91, 175191), (161, 99021), (273, 58397), (299, 53319), (483, 33007), (897, 17773), (2093, 7617), (2539, 6279)]