74788749

素因数分解:

$3^2\times 7^4\times {\mathrm{3461}}^1$

素因数の和:3495

約数の個数: 30

約数和(自身を含む): 126061806

約数和(自身を除く): 51273057

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 2401, 3087, 3461, 7203, 10383, 21609, 24227, 31149, 72681, 169589, 218043, 508767, 1187123, 1526301, 3561369, 8309861, 10684107, 24929583, 74788749]

約数ペア:

[(1, 74788749), (3, 24929583), (7, 10684107), (9, 8309861), (21, 3561369), (49, 1526301), (63, 1187123), (147, 508767), (343, 218043), (441, 169589), (1029, 72681), (2401, 31149), (3087, 24227), (3461, 21609), (7203, 10383)]