31203315

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{373}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 64061712

約数和(自身を除く): 32858397

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 169, 195, 373, 429, 495, 507, 585, 715, 845, 1119, 1287, 1521, 1859, 1865, 2145, 2535, 3357, 4103, 4849, 5577, 5595, 6435, 7605, 9295, 12309, 14547, 16731, 16785, 20515, 24245, 27885, 36927, 43641, 53339, 61545, 63037, 72735, 83655, 160017, 184635, 189111, 218205, 266695, 315185, 480051, 567333, 693407, 800085, 945555, 2080221, 2400255, 2836665, 3467035, 6240663, 10401105, 31203315]

約数ペア:

[(1, 31203315), (3, 10401105), (5, 6240663), (9, 3467035), (11, 2836665), (13, 2400255), (15, 2080221), (33, 945555), (39, 800085), (45, 693407), (55, 567333), (65, 480051), (99, 315185), (117, 266695), (143, 218205), (165, 189111), (169, 184635), (195, 160017), (373, 83655), (429, 72735), (495, 63037), (507, 61545), (585, 53339), (715, 43641), (845, 36927), (1119, 27885), (1287, 24245), (1521, 20515), (1859, 16785), (1865, 16731), (2145, 14547), (2535, 12309), (3357, 9295), (4103, 7605), (4849, 6435), (5577, 5595)]