1298156

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:102

約数の個数: 36

約数和(自身を含む): 2560320

約数和(自身を除く): 1262164

約数列:

[1, 2, 4, 19, 29, 31, 38, 58, 62, 76, 116, 124, 361, 551, 589, 722, 899, 1102, 1178, 1444, 1798, 2204, 2356, 3596, 10469, 11191, 17081, 20938, 22382, 34162, 41876, 44764, 68324, 324539, 649078, 1298156]

約数ペア:

[(1, 1298156), (2, 649078), (4, 324539), (19, 68324), (29, 44764), (31, 41876), (38, 34162), (58, 22382), (62, 20938), (76, 17081), (116, 11191), (124, 10469), (361, 3596), (551, 2356), (589, 2204), (722, 1798), (899, 1444), (1102, 1178)]