15709989

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 23639040

約数和(自身を除く): 7929051

約数列:

[1, 3, 17, 23, 51, 59, 69, 177, 227, 391, 681, 1003, 1173, 1357, 3009, 3859, 4071, 5221, 11577, 13393, 15663, 23069, 40179, 69207, 88757, 227681, 266271, 308039, 683043, 924117, 5236663, 15709989]

約数ペア:

[(1, 15709989), (3, 5236663), (17, 924117), (23, 683043), (51, 308039), (59, 266271), (69, 227681), (177, 88757), (227, 69207), (391, 40179), (681, 23069), (1003, 15663), (1173, 13393), (1357, 11577), (3009, 5221), (3859, 4071)]