8463390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21701}}^1$

素因数の和:21724

約数の個数: 32

約数和(自身を含む): 21875616

約数和(自身を除く): 13412226

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21701, 43402, 65103, 108505, 130206, 217010, 282113, 325515, 564226, 651030, 846339, 1410565, 1692678, 2821130, 4231695, 8463390]

約数ペア:

[(1, 8463390), (2, 4231695), (3, 2821130), (5, 1692678), (6, 1410565), (10, 846339), (13, 651030), (15, 564226), (26, 325515), (30, 282113), (39, 217010), (65, 130206), (78, 108505), (130, 65103), (195, 43402), (390, 21701)]