318159

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:111

約数の個数: 24

約数和(自身を含む): 505440

約数和(自身を除く): 187281

約数列:

[1, 3, 9, 23, 29, 53, 69, 87, 159, 207, 261, 477, 667, 1219, 1537, 2001, 3657, 4611, 6003, 10971, 13833, 35351, 106053, 318159]

約数ペア:

[(1, 318159), (3, 106053), (9, 35351), (23, 13833), (29, 10971), (53, 6003), (69, 4611), (87, 3657), (159, 2001), (207, 1537), (261, 1219), (477, 667)]