386965478

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1087}}^1$

素因数の和:1292

約数の個数: 32

約数和(自身を含む): 620421120

約数和(自身を除く): 233455642

約数列:

[1, 2, 23, 46, 71, 109, 142, 218, 1087, 1633, 2174, 2507, 3266, 5014, 7739, 15478, 25001, 50002, 77177, 118483, 154354, 177997, 236966, 355994, 1775071, 2725109, 3550142, 5450218, 8412293, 16824586, 193482739, 386965478]

約数ペア:

[(1, 386965478), (2, 193482739), (23, 16824586), (46, 8412293), (71, 5450218), (109, 3550142), (142, 2725109), (218, 1775071), (1087, 355994), (1633, 236966), (2174, 177997), (2507, 154354), (3266, 118483), (5014, 77177), (7739, 50002), (15478, 25001)]