490655295

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{2213}}^1$

素因数の和:2616

約数の個数: 48

約数和(自身を含む): 918721440

約数和(自身を除く): 428066145

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 379, 585, 1137, 1895, 2213, 3411, 4927, 5685, 6639, 11065, 14781, 17055, 19917, 24635, 28769, 33195, 44343, 73905, 86307, 99585, 143845, 221715, 258921, 431535, 838727, 1294605, 2516181, 4193635, 7548543, 10903451, 12580905, 32710353, 37742715, 54517255, 98131059, 163551765, 490655295]

約数ペア:

[(1, 490655295), (3, 163551765), (5, 98131059), (9, 54517255), (13, 37742715), (15, 32710353), (39, 12580905), (45, 10903451), (65, 7548543), (117, 4193635), (195, 2516181), (379, 1294605), (585, 838727), (1137, 431535), (1895, 258921), (2213, 221715), (3411, 143845), (4927, 99585), (5685, 86307), (6639, 73905), (11065, 44343), (14781, 33195), (17055, 28769), (19917, 24635)]