13155516

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 36691200

約数和(自身を除く): 23535684

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 139, 198, 239, 278, 396, 417, 478, 556, 717, 834, 956, 1251, 1434, 1529, 1668, 2151, 2502, 2629, 2868, 3058, 4302, 4587, 5004, 5258, 6116, 7887, 8604, 9174, 10516, 13761, 15774, 18348, 23661, 27522, 31548, 33221, 47322, 55044, 66442, 94644, 99663, 132884, 199326, 298989, 365431, 398652, 597978, 730862, 1096293, 1195956, 1461724, 2192586, 3288879, 4385172, 6577758, 13155516]

約数ペア:

[(1, 13155516), (2, 6577758), (3, 4385172), (4, 3288879), (6, 2192586), (9, 1461724), (11, 1195956), (12, 1096293), (18, 730862), (22, 597978), (33, 398652), (36, 365431), (44, 298989), (66, 199326), (99, 132884), (132, 99663), (139, 94644), (198, 66442), (239, 55044), (278, 47322), (396, 33221), (417, 31548), (478, 27522), (556, 23661), (717, 18348), (834, 15774), (956, 13761), (1251, 10516), (1434, 9174), (1529, 8604), (1668, 7887), (2151, 6116), (2502, 5258), (2629, 5004), (2868, 4587), (3058, 4302)]