1292408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:96

約数の個数: 48

約数和(自身を含む): 2836680

約数和(自身を除く): 1544272

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 43, 52, 68, 86, 104, 136, 172, 221, 289, 344, 442, 559, 578, 731, 884, 1118, 1156, 1462, 1768, 2236, 2312, 2924, 3757, 4472, 5848, 7514, 9503, 12427, 15028, 19006, 24854, 30056, 38012, 49708, 76024, 99416, 161551, 323102, 646204, 1292408]

約数ペア:

[(1, 1292408), (2, 646204), (4, 323102), (8, 161551), (13, 99416), (17, 76024), (26, 49708), (34, 38012), (43, 30056), (52, 24854), (68, 19006), (86, 15028), (104, 12427), (136, 9503), (172, 7514), (221, 5848), (289, 4472), (344, 3757), (442, 2924), (559, 2312), (578, 2236), (731, 1768), (884, 1462), (1118, 1156)]