28873803

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2609}}^1$

素因数の和:2667

約数の個数: 32

約数和(自身を含む): 48107520

約数和(自身を除く): 19233717

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 1581, 2609, 3689, 7827, 11067, 18263, 44353, 54789, 80879, 133059, 242637, 310471, 566153, 931413, 1374943, 1698459, 4124829, 9624601, 28873803]

約数ペア:

[(1, 28873803), (3, 9624601), (7, 4124829), (17, 1698459), (21, 1374943), (31, 931413), (51, 566153), (93, 310471), (119, 242637), (217, 133059), (357, 80879), (527, 54789), (651, 44353), (1581, 18263), (2609, 11067), (3689, 7827)]