13722009

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^3\times {\mathrm{19}}^1$

素因数の和:87

約数の個数: 48

約数和(自身を含む): 23803200

約数和(自身を除く): 10081191

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 289, 323, 357, 399, 833, 867, 931, 969, 2023, 2261, 2499, 2793, 4913, 5491, 6069, 6783, 14161, 14739, 15827, 16473, 34391, 38437, 42483, 47481, 93347, 103173, 115311, 240737, 269059, 280041, 653429, 722211, 807177, 1960287, 4574003, 13722009]

約数ペア:

[(1, 13722009), (3, 4574003), (7, 1960287), (17, 807177), (19, 722211), (21, 653429), (49, 280041), (51, 269059), (57, 240737), (119, 115311), (133, 103173), (147, 93347), (289, 47481), (323, 42483), (357, 38437), (399, 34391), (833, 16473), (867, 15827), (931, 14739), (969, 14161), (2023, 6783), (2261, 6069), (2499, 5491), (2793, 4913)]