90128178

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{715303}}^1$

素因数の和:715318

約数の個数: 24

約数和(自身を含む): 223174848

約数和(自身を除く): 133046670

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 715303, 1430606, 2145909, 4291818, 5007121, 6437727, 10014242, 12875454, 15021363, 30042726, 45064089, 90128178]

約数ペア:

[(1, 90128178), (2, 45064089), (3, 30042726), (6, 15021363), (7, 12875454), (9, 10014242), (14, 6437727), (18, 5007121), (21, 4291818), (42, 2145909), (63, 1430606), (126, 715303)]