258986162

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 411312000

約数和(自身を除く): 152325838

約数列:

[1, 2, 37, 43, 74, 86, 199, 398, 409, 818, 1591, 3182, 7363, 8557, 14726, 15133, 17114, 17587, 30266, 35174, 81391, 162782, 316609, 633218, 650719, 1301438, 3011467, 3499813, 6022934, 6999626, 129493081, 258986162]

約数ペア:

[(1, 258986162), (2, 129493081), (37, 6999626), (43, 6022934), (74, 3499813), (86, 3011467), (199, 1301438), (398, 650719), (409, 633218), (818, 316609), (1591, 162782), (3182, 81391), (7363, 35174), (8557, 30266), (14726, 17587), (15133, 17114)]