15667749

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{2887}}^1$

素因数の和:2966

約数の個数: 20

約数和(自身を含む): 23762464

約数和(自身を除く): 8094715

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 2887, 5427, 8661, 25983, 77949, 193429, 233847, 580287, 1740861, 5222583, 15667749]

約数ペア:

[(1, 15667749), (3, 5222583), (9, 1740861), (27, 580287), (67, 233847), (81, 193429), (201, 77949), (603, 25983), (1809, 8661), (2887, 5427)]