81616230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{906847}}^1$

素因数の和:906860

約数の個数: 24

約数和(自身を含む): 212202432

約数和(自身を除く): 130586202

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 906847, 1813694, 2720541, 4534235, 5441082, 8161623, 9068470, 13602705, 16323246, 27205410, 40808115, 81616230]

約数ペア:

[(1, 81616230), (2, 40808115), (3, 27205410), (5, 16323246), (6, 13602705), (9, 9068470), (10, 8161623), (15, 5441082), (18, 4534235), (30, 2720541), (45, 1813694), (90, 906847)]