13297473

素因数分解:

$3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:88

約数の個数: 72

約数和(自身を含む): 25216800

約数和(自身を除く): 11919327

約数列:

[1, 3, 7, 9, 19, 21, 23, 27, 49, 57, 63, 69, 133, 147, 161, 171, 189, 207, 399, 437, 441, 483, 513, 529, 621, 931, 1127, 1197, 1311, 1323, 1449, 1587, 2793, 3059, 3381, 3591, 3703, 3933, 4347, 4761, 8379, 9177, 10051, 10143, 11109, 11799, 14283, 21413, 25137, 25921, 27531, 30153, 30429, 33327, 64239, 70357, 77763, 82593, 90459, 99981, 192717, 211071, 233289, 271377, 492499, 578151, 633213, 699867, 1477497, 1899639, 4432491, 13297473]

約数ペア:

[(1, 13297473), (3, 4432491), (7, 1899639), (9, 1477497), (19, 699867), (21, 633213), (23, 578151), (27, 492499), (49, 271377), (57, 233289), (63, 211071), (69, 192717), (133, 99981), (147, 90459), (161, 82593), (171, 77763), (189, 70357), (207, 64239), (399, 33327), (437, 30429), (441, 30153), (483, 27531), (513, 25921), (529, 25137), (621, 21413), (931, 14283), (1127, 11799), (1197, 11109), (1311, 10143), (1323, 10051), (1449, 9177), (1587, 8379), (2793, 4761), (3059, 4347), (3381, 3933), (3591, 3703)]