172637145

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{503}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 311351040

約数和(自身を除く): 138713895

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 263, 435, 503, 789, 1305, 1315, 1509, 2367, 2515, 3945, 4527, 7545, 7627, 11835, 14587, 22635, 22881, 38135, 43761, 68643, 72935, 114405, 131283, 132289, 218805, 343215, 396867, 656415, 661445, 1190601, 1984335, 3836381, 5953005, 11509143, 19181905, 34527429, 57545715, 172637145]

約数ペア:

[(1, 172637145), (3, 57545715), (5, 34527429), (9, 19181905), (15, 11509143), (29, 5953005), (45, 3836381), (87, 1984335), (145, 1190601), (261, 661445), (263, 656415), (435, 396867), (503, 343215), (789, 218805), (1305, 132289), (1315, 131283), (1509, 114405), (2367, 72935), (2515, 68643), (3945, 43761), (4527, 38135), (7545, 22881), (7627, 22635), (11835, 14587)]