250421571

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 376473600

約数和(自身を除く): 126052029

約数列:

[1, 3, 9, 27, 151, 239, 257, 453, 717, 771, 1359, 2151, 2313, 4077, 6453, 6939, 36089, 38807, 61423, 108267, 116421, 184269, 324801, 349263, 552807, 974403, 1047789, 1658421, 9274873, 27824619, 83473857, 250421571]

約数ペア:

[(1, 250421571), (3, 83473857), (9, 27824619), (27, 9274873), (151, 1658421), (239, 1047789), (257, 974403), (453, 552807), (717, 349263), (771, 324801), (1359, 184269), (2151, 116421), (2313, 108267), (4077, 61423), (6453, 38807), (6939, 36089)]