31423106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 61399296

約数和(自身を除く): 29976190

約数列:

[1, 2, 11, 13, 17, 22, 23, 26, 34, 46, 143, 187, 221, 253, 281, 286, 299, 374, 391, 442, 506, 562, 598, 782, 2431, 3091, 3289, 3653, 4301, 4777, 4862, 5083, 6182, 6463, 6578, 7306, 8602, 9554, 10166, 12926, 40183, 52547, 55913, 62101, 71093, 80366, 84019, 105094, 109871, 111826, 124202, 142186, 168038, 219742, 683111, 924209, 1208581, 1366222, 1428323, 1848418, 2417162, 2856646, 15711553, 31423106]

約数ペア:

[(1, 31423106), (2, 15711553), (11, 2856646), (13, 2417162), (17, 1848418), (22, 1428323), (23, 1366222), (26, 1208581), (34, 924209), (46, 683111), (143, 219742), (187, 168038), (221, 142186), (253, 124202), (281, 111826), (286, 109871), (299, 105094), (374, 84019), (391, 80366), (442, 71093), (506, 62101), (562, 55913), (598, 52547), (782, 40183), (2431, 12926), (3091, 10166), (3289, 9554), (3653, 8602), (4301, 7306), (4777, 6578), (4862, 6463), (5083, 6182)]