153945890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{2251}}^1$

素因数の和:3242

約数の個数: 32

約数和(自身を含む): 317153664

約数和(自身を除く): 163207774

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 977, 1954, 2251, 4502, 4885, 6839, 9770, 11255, 13678, 15757, 22510, 31514, 34195, 68390, 78785, 157570, 2199227, 4398454, 10996135, 15394589, 21992270, 30789178, 76972945, 153945890]

約数ペア:

[(1, 153945890), (2, 76972945), (5, 30789178), (7, 21992270), (10, 15394589), (14, 10996135), (35, 4398454), (70, 2199227), (977, 157570), (1954, 78785), (2251, 68390), (4502, 34195), (4885, 31514), (6839, 22510), (9770, 15757), (11255, 13678)]