25978628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{2791}}^1$

素因数の和:2987

約数の個数: 24

約数和(自身を含む): 49250880

約数和(自身を除く): 23272252

約数列:

[1, 2, 4, 13, 26, 52, 179, 358, 716, 2327, 2791, 4654, 5582, 9308, 11164, 36283, 72566, 145132, 499589, 999178, 1998356, 6494657, 12989314, 25978628]

約数ペア:

[(1, 25978628), (2, 12989314), (4, 6494657), (13, 1998356), (26, 999178), (52, 499589), (179, 145132), (358, 72566), (716, 36283), (2327, 11164), (2791, 9308), (4654, 5582)]