289497885

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{271829}}^1$

素因数の和:271908

約数の個数: 16

約数和(自身を含む): 469722240

約数和(自身を除く): 180224355

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 271829, 815487, 1359145, 4077435, 19299859, 57899577, 96499295, 289497885]

約数ペア:

[(1, 289497885), (3, 96499295), (5, 57899577), (15, 19299859), (71, 4077435), (213, 1359145), (355, 815487), (1065, 271829)]