11721750003

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{419}}^1\times {\mathrm{2521}}^1$

素因数の和:3089

約数の個数: 40

約数和(自身を含む): 17687189520

約数和(自身を除く): 5965439517

約数列:

[1, 3, 9, 27, 81, 137, 411, 419, 1233, 1257, 2521, 3699, 3771, 7563, 11097, 11313, 22689, 33939, 57403, 68067, 172209, 204201, 345377, 516627, 1036131, 1056299, 1549881, 3108393, 3168897, 4649643, 9325179, 9506691, 27975537, 28520073, 85560219, 144712963, 434138889, 1302416667, 3907250001, 11721750003]

約数ペア:

[(1, 11721750003), (3, 3907250001), (9, 1302416667), (27, 434138889), (81, 144712963), (137, 85560219), (411, 28520073), (419, 27975537), (1233, 9506691), (1257, 9325179), (2521, 4649643), (3699, 3168897), (3771, 3108393), (7563, 1549881), (11097, 1056299), (11313, 1036131), (22689, 516627), (33939, 345377), (57403, 204201), (68067, 172209)]