1666019159

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{12739}}^1$

素因数の和:12927

約数の個数: 24

約数和(自身を含む): 2065255920

約数和(自身を除く): 399236761

約数列:

[1, 7, 17, 49, 119, 157, 833, 1099, 2669, 7693, 12739, 18683, 89173, 130781, 216563, 624211, 1515941, 2000023, 10611587, 14000161, 34000391, 98001127, 238002737, 1666019159]

約数ペア:

[(1, 1666019159), (7, 238002737), (17, 98001127), (49, 34000391), (119, 14000161), (157, 10611587), (833, 2000023), (1099, 1515941), (2669, 624211), (7693, 216563), (12739, 130781), (18683, 89173)]