253483345

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 350127360

約数和(自身を除く): 96644015

約数列:

[1, 5, 17, 23, 29, 85, 115, 145, 263, 289, 391, 493, 667, 1315, 1445, 1955, 2465, 3335, 4471, 6049, 6647, 7627, 8381, 11339, 22355, 30245, 33235, 38135, 41905, 56695, 76007, 102833, 129659, 175421, 192763, 380035, 514165, 648295, 877105, 963815, 1748161, 2204203, 2982157, 8740805, 11021015, 14910785, 50696669, 253483345]

約数ペア:

[(1, 253483345), (5, 50696669), (17, 14910785), (23, 11021015), (29, 8740805), (85, 2982157), (115, 2204203), (145, 1748161), (263, 963815), (289, 877105), (391, 648295), (493, 514165), (667, 380035), (1315, 192763), (1445, 175421), (1955, 129659), (2465, 102833), (3335, 76007), (4471, 56695), (6049, 41905), (6647, 38135), (7627, 33235), (8381, 30245), (11339, 22355)]