213034785

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1\times {\mathrm{673}}^1$

素因数の和:1177

約数の個数: 32

約数和(自身を含む): 349401600

約数和(自身を除く): 136366815

約数列:

[1, 3, 5, 15, 47, 141, 235, 449, 673, 705, 1347, 2019, 2245, 3365, 6735, 10095, 21103, 31631, 63309, 94893, 105515, 158155, 302177, 316545, 474465, 906531, 1510885, 4532655, 14202319, 42606957, 71011595, 213034785]

約数ペア:

[(1, 213034785), (3, 71011595), (5, 42606957), (15, 14202319), (47, 4532655), (141, 1510885), (235, 906531), (449, 474465), (673, 316545), (705, 302177), (1347, 158155), (2019, 105515), (2245, 94893), (3365, 63309), (6735, 31631), (10095, 21103)]