252975385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4871}}^1$

素因数の和:4953

約数の個数: 32

約数和(自身を含む): 353590272

約数和(自身を除く): 100614887

約数列:

[1, 5, 13, 17, 47, 65, 85, 221, 235, 611, 799, 1105, 3055, 3995, 4871, 10387, 24355, 51935, 63323, 82807, 228937, 316615, 414035, 1076491, 1144685, 2976181, 3891929, 5382455, 14880905, 19459645, 50595077, 252975385]

約数ペア:

[(1, 252975385), (5, 50595077), (13, 19459645), (17, 14880905), (47, 5382455), (65, 3891929), (85, 2976181), (221, 1144685), (235, 1076491), (611, 414035), (799, 316615), (1105, 228937), (3055, 82807), (3995, 63323), (4871, 51935), (10387, 24355)]