9902165

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3109}}^1$

素因数の和:3141

約数の個数: 24

約数和(自身を含む): 14890680

約数和(自身を除く): 4988515

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3109, 3185, 15545, 21763, 40417, 108815, 152341, 202085, 282919, 761705, 1414595, 1980433, 9902165]

約数ペア:

[(1, 9902165), (5, 1980433), (7, 1414595), (13, 761705), (35, 282919), (49, 202085), (65, 152341), (91, 108815), (245, 40417), (455, 21763), (637, 15545), (3109, 3185)]