891630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{9907}}^1$

素因数の和:9920

約数の個数: 24

約数和(自身を含む): 2318472

約数和(自身を除く): 1426842

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 9907, 19814, 29721, 49535, 59442, 89163, 99070, 148605, 178326, 297210, 445815, 891630]

約数ペア:

[(1, 891630), (2, 445815), (3, 297210), (5, 178326), (6, 148605), (9, 99070), (10, 89163), (15, 59442), (18, 49535), (30, 29721), (45, 19814), (90, 9907)]