156969687

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2731}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 269091072

約数和(自身を除く): 112121385

約数列:

[1, 3, 7, 17, 21, 23, 49, 51, 69, 119, 147, 161, 357, 391, 483, 833, 1127, 1173, 2499, 2731, 2737, 3381, 8193, 8211, 19117, 19159, 46427, 57351, 57477, 62813, 133819, 139281, 188439, 324989, 401457, 439691, 974967, 1067821, 1319073, 2274923, 3077837, 3203463, 6824769, 7474747, 9233511, 22424241, 52323229, 156969687]

約数ペア:

[(1, 156969687), (3, 52323229), (7, 22424241), (17, 9233511), (21, 7474747), (23, 6824769), (49, 3203463), (51, 3077837), (69, 2274923), (119, 1319073), (147, 1067821), (161, 974967), (357, 439691), (391, 401457), (483, 324989), (833, 188439), (1127, 139281), (1173, 133819), (2499, 62813), (2731, 57477), (2737, 57351), (3381, 46427), (8193, 19159), (8211, 19117)]