129902185

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31189}}^1$

素因数の和:31225

約数の個数: 24

約数和(自身を含む): 192005640

約数和(自身を除く): 62103455

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 31189, 155945, 218323, 530213, 1091615, 1528261, 2651065, 3711491, 7641305, 18557455, 25980437, 129902185]

約数ペア:

[(1, 129902185), (5, 25980437), (7, 18557455), (17, 7641305), (35, 3711491), (49, 2651065), (85, 1528261), (119, 1091615), (245, 530213), (595, 218323), (833, 155945), (4165, 31189)]