28261539838

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2749}}^1\times {\mathrm{6737}}^1$

素因数の和:9604

約数の個数: 32

約数和(自身を含む): 48917880000

約数和(自身を除く): 20656340162

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 2749, 5498, 6737, 13474, 19243, 38486, 47159, 94318, 299641, 599282, 734333, 1468666, 2097487, 4194974, 5140331, 10280662, 18520013, 37040026, 129640091, 259280182, 2018681417, 4037362834, 14130769919, 28261539838]

約数ペア:

[(1, 28261539838), (2, 14130769919), (7, 4037362834), (14, 2018681417), (109, 259280182), (218, 129640091), (763, 37040026), (1526, 18520013), (2749, 10280662), (5498, 5140331), (6737, 4194974), (13474, 2097487), (19243, 1468666), (38486, 734333), (47159, 599282), (94318, 299641)]