64564968

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{206939}}^1$

素因数の和:206961

約数の個数: 32

約数和(自身を含む): 173829600

約数和(自身を除く): 109264632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 206939, 413878, 620817, 827756, 1241634, 1655512, 2483268, 2690207, 4966536, 5380414, 8070621, 10760828, 16141242, 21521656, 32282484, 64564968]

約数ペア:

[(1, 64564968), (2, 32282484), (3, 21521656), (4, 16141242), (6, 10760828), (8, 8070621), (12, 5380414), (13, 4966536), (24, 2690207), (26, 2483268), (39, 1655512), (52, 1241634), (78, 827756), (104, 620817), (156, 413878), (312, 206939)]