4511151

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 7587840

約数和(自身を除く): 3076689

約数列:

[1, 3, 9, 19, 23, 31, 37, 57, 69, 93, 111, 171, 207, 279, 333, 437, 589, 703, 713, 851, 1147, 1311, 1767, 2109, 2139, 2553, 3441, 3933, 5301, 6327, 6417, 7659, 10323, 13547, 16169, 21793, 26381, 40641, 48507, 65379, 79143, 121923, 145521, 196137, 237429, 501239, 1503717, 4511151]

約数ペア:

[(1, 4511151), (3, 1503717), (9, 501239), (19, 237429), (23, 196137), (31, 145521), (37, 121923), (57, 79143), (69, 65379), (93, 48507), (111, 40641), (171, 26381), (207, 21793), (279, 16169), (333, 13547), (437, 10323), (589, 7659), (703, 6417), (713, 6327), (851, 5301), (1147, 3933), (1311, 3441), (1767, 2553), (2109, 2139)]