13240472

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 30412800

約数和(自身を除く): 17172328

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 31, 56, 58, 62, 116, 124, 203, 217, 232, 248, 263, 406, 434, 526, 812, 868, 899, 1052, 1624, 1736, 1798, 1841, 2104, 3596, 3682, 6293, 7192, 7364, 7627, 8153, 12586, 14728, 15254, 16306, 25172, 30508, 32612, 50344, 53389, 57071, 61016, 65224, 106778, 114142, 213556, 228284, 236437, 427112, 456568, 472874, 945748, 1655059, 1891496, 3310118, 6620236, 13240472]

約数ペア:

[(1, 13240472), (2, 6620236), (4, 3310118), (7, 1891496), (8, 1655059), (14, 945748), (28, 472874), (29, 456568), (31, 427112), (56, 236437), (58, 228284), (62, 213556), (116, 114142), (124, 106778), (203, 65224), (217, 61016), (232, 57071), (248, 53389), (263, 50344), (406, 32612), (434, 30508), (526, 25172), (812, 16306), (868, 15254), (899, 14728), (1052, 12586), (1624, 8153), (1736, 7627), (1798, 7364), (1841, 7192), (2104, 6293), (3596, 3682)]