25197318

素因数分解:

$2^1\times 3^4\times {\mathrm{155539}}^1$

素因数の和:155553

約数の個数: 20

約数和(自身を含む): 56461020

約数和(自身を除く): 31263702

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 155539, 311078, 466617, 933234, 1399851, 2799702, 4199553, 8399106, 12598659, 25197318]

約数ペア:

[(1, 25197318), (2, 12598659), (3, 8399106), (6, 4199553), (9, 2799702), (18, 1399851), (27, 933234), (54, 466617), (81, 311078), (162, 155539)]