81473913

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{269}}^1\times {\mathrm{461}}^1$

素因数の和:809

約数の個数: 24

約数和(自身を含む): 119999880

約数和(自身を除く): 38525967

約数列:

[1, 3, 9, 73, 219, 269, 461, 657, 807, 1383, 2421, 4149, 19637, 33653, 58911, 100959, 124009, 176733, 302877, 372027, 1116081, 9052657, 27157971, 81473913]

約数ペア:

[(1, 81473913), (3, 27157971), (9, 9052657), (73, 1116081), (219, 372027), (269, 302877), (461, 176733), (657, 124009), (807, 100959), (1383, 58911), (2421, 33653), (4149, 19637)]