81105930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{901177}}^1$

素因数の和:901190

約数の個数: 24

約数和(自身を含む): 210875652

約数和(自身を除く): 129769722

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 901177, 1802354, 2703531, 4505885, 5407062, 8110593, 9011770, 13517655, 16221186, 27035310, 40552965, 81105930]

約数ペア:

[(1, 81105930), (2, 40552965), (3, 27035310), (5, 16221186), (6, 13517655), (9, 9011770), (10, 8110593), (15, 5407062), (18, 4505885), (30, 2703531), (45, 1802354), (90, 901177)]