28451631

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19717}}^1$

素因数の和:19770

約数の個数: 16

約数和(自身を含む): 41959904

約数和(自身を除く): 13508273

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 19717, 59151, 256321, 729529, 768963, 2188587, 9483877, 28451631]

約数ペア:

[(1, 28451631), (3, 9483877), (13, 2188587), (37, 768963), (39, 729529), (111, 256321), (481, 59151), (1443, 19717)]