61998390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{688871}}^1$

素因数の和:688884

約数の個数: 24

約数和(自身を含む): 161196048

約数和(自身を除く): 99197658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 688871, 1377742, 2066613, 3444355, 4133226, 6199839, 6888710, 10333065, 12399678, 20666130, 30999195, 61998390]

約数ペア:

[(1, 61998390), (2, 30999195), (3, 20666130), (5, 12399678), (6, 10333065), (9, 6888710), (10, 6199839), (15, 4133226), (18, 3444355), (30, 2066613), (45, 1377742), (90, 688871)]