289088925

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{233}}^2$

素因数の和:550

約数の個数: 36

約数和(自身を含む): 486781344

約数和(自身を除く): 197692419

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 233, 355, 699, 1065, 1165, 1775, 3495, 5325, 5825, 16543, 17475, 49629, 54289, 82715, 162867, 248145, 271445, 413575, 814335, 1240725, 1357225, 3854519, 4071675, 11563557, 19272595, 57817785, 96362975, 289088925]

約数ペア:

[(1, 289088925), (3, 96362975), (5, 57817785), (15, 19272595), (25, 11563557), (71, 4071675), (75, 3854519), (213, 1357225), (233, 1240725), (355, 814335), (699, 413575), (1065, 271445), (1165, 248145), (1775, 162867), (3495, 82715), (5325, 54289), (5825, 49629), (16543, 17475)]