13904485

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 21340800

約数和(自身を除く): 7436315

約数列:

[1, 5, 7, 19, 29, 35, 49, 95, 103, 133, 145, 203, 245, 515, 551, 665, 721, 931, 1015, 1421, 1957, 2755, 2987, 3605, 3857, 4655, 5047, 7105, 9785, 13699, 14935, 19285, 20909, 25235, 26999, 56753, 68495, 95893, 104545, 134995, 146363, 283765, 397271, 479465, 731815, 1986355, 2780897, 13904485]

約数ペア:

[(1, 13904485), (5, 2780897), (7, 1986355), (19, 731815), (29, 479465), (35, 397271), (49, 283765), (95, 146363), (103, 134995), (133, 104545), (145, 95893), (203, 68495), (245, 56753), (515, 26999), (551, 25235), (665, 20909), (721, 19285), (931, 14935), (1015, 13699), (1421, 9785), (1957, 7105), (2755, 5047), (2987, 4655), (3605, 3857)]