28459245

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1637}}^1$

素因数の和:1725

約数の個数: 32

約数和(自身を含む): 48746880

約数和(自身を除く): 20287635

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 183, 285, 305, 915, 1159, 1637, 3477, 4911, 5795, 8185, 17385, 24555, 31103, 93309, 99857, 155515, 299571, 466545, 499285, 1497855, 1897283, 5691849, 9486415, 28459245]

約数ペア:

[(1, 28459245), (3, 9486415), (5, 5691849), (15, 1897283), (19, 1497855), (57, 499285), (61, 466545), (95, 299571), (183, 155515), (285, 99857), (305, 93309), (915, 31103), (1159, 24555), (1637, 17385), (3477, 8185), (4911, 5795)]