66900990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171541}}^1$

素因数の和:171564

約数の個数: 32

約数和(自身を含む): 172914336

約数和(自身を除く): 106013346

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 171541, 343082, 514623, 857705, 1029246, 1715410, 2230033, 2573115, 4460066, 5146230, 6690099, 11150165, 13380198, 22300330, 33450495, 66900990]

約数ペア:

[(1, 66900990), (2, 33450495), (3, 22300330), (5, 13380198), (6, 11150165), (10, 6690099), (13, 5146230), (15, 4460066), (26, 2573115), (30, 2230033), (39, 1715410), (65, 1029246), (78, 857705), (130, 514623), (195, 343082), (390, 171541)]