668879263

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{27767}}^1$

素因数の和:27906

約数の個数: 16

約数和(自身を含む): 769728960

約数和(自身を除く): 100849697

約数列:

[1, 13, 17, 109, 221, 1417, 1853, 24089, 27767, 360971, 472039, 3026603, 6136507, 39345839, 51452251, 668879263]

約数ペア:

[(1, 668879263), (13, 51452251), (17, 39345839), (109, 6136507), (221, 3026603), (1417, 472039), (1853, 360971), (24089, 27767)]