289317951

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{145459}}^1$

素因数の和:145495

約数の個数: 24

約数和(自身を含む): 476526960

約数和(自身を除く): 187209009

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 145459, 436377, 1309131, 1890967, 2472803, 5672901, 7418409, 17018703, 22255227, 32146439, 96439317, 289317951]

約数ペア:

[(1, 289317951), (3, 96439317), (9, 32146439), (13, 22255227), (17, 17018703), (39, 7418409), (51, 5672901), (117, 2472803), (153, 1890967), (221, 1309131), (663, 436377), (1989, 145459)]