31626153

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 52704000

約数和(自身を除く): 21077847

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 169, 239, 261, 351, 377, 507, 717, 783, 1131, 1521, 2151, 3107, 3393, 4563, 4901, 6453, 6931, 9321, 10179, 14703, 20793, 27963, 40391, 44109, 62379, 83889, 90103, 121173, 132327, 187137, 270309, 363519, 810927, 1090557, 1171339, 2432781, 3514017, 10542051, 31626153]

約数ペア:

[(1, 31626153), (3, 10542051), (9, 3514017), (13, 2432781), (27, 1171339), (29, 1090557), (39, 810927), (87, 363519), (117, 270309), (169, 187137), (239, 132327), (261, 121173), (351, 90103), (377, 83889), (507, 62379), (717, 44109), (783, 40391), (1131, 27963), (1521, 20793), (2151, 14703), (3107, 10179), (3393, 9321), (4563, 6931), (4901, 6453)]