31023538

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 62512128

約数和(自身を除く): 31488590

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 37, 74, 91, 119, 182, 221, 238, 259, 271, 442, 481, 518, 542, 629, 962, 1258, 1547, 1897, 3094, 3367, 3523, 3794, 4403, 4607, 6734, 7046, 8177, 8806, 9214, 10027, 16354, 20054, 24661, 32249, 49322, 57239, 59891, 64498, 70189, 114478, 119782, 130351, 140378, 170459, 260702, 340918, 419237, 838474, 912457, 1193213, 1824914, 2215967, 2386426, 4431934, 15511769, 31023538]

約数ペア:

[(1, 31023538), (2, 15511769), (7, 4431934), (13, 2386426), (14, 2215967), (17, 1824914), (26, 1193213), (34, 912457), (37, 838474), (74, 419237), (91, 340918), (119, 260702), (182, 170459), (221, 140378), (238, 130351), (259, 119782), (271, 114478), (442, 70189), (481, 64498), (518, 59891), (542, 57239), (629, 49322), (962, 32249), (1258, 24661), (1547, 20054), (1897, 16354), (3094, 10027), (3367, 9214), (3523, 8806), (3794, 8177), (4403, 7046), (4607, 6734)]