87642090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{973801}}^1$

素因数の和:973814

約数の個数: 24

約数和(自身を含む): 227869668

約数和(自身を除く): 140227578

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 973801, 1947602, 2921403, 4869005, 5842806, 8764209, 9738010, 14607015, 17528418, 29214030, 43821045, 87642090]

約数ペア:

[(1, 87642090), (2, 43821045), (3, 29214030), (5, 17528418), (6, 14607015), (9, 9738010), (10, 8764209), (15, 5842806), (18, 4869005), (30, 2921403), (45, 1947602), (90, 973801)]