51603561

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{20551}}^1$

素因数の和:20594

約数の個数: 20

約数和(自身を含む): 79577344

約数和(自身を除く): 27973783

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 20551, 61653, 184959, 554877, 637081, 1664631, 1911243, 5733729, 17201187, 51603561]

約数ペア:

[(1, 51603561), (3, 17201187), (9, 5733729), (27, 1911243), (31, 1664631), (81, 637081), (93, 554877), (279, 184959), (837, 61653), (2511, 20551)]