64961055

素因数分解:

$3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1237}}^1$

素因数の和:1640

約数の個数: 32

約数和(自身を含む): 115876800

約数和(自身を除く): 50915745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 389, 1167, 1237, 1945, 3501, 3711, 5835, 6185, 10503, 11133, 17505, 18555, 33399, 52515, 55665, 166995, 481193, 1443579, 2405965, 4330737, 7217895, 12992211, 21653685, 64961055]

約数ペア:

[(1, 64961055), (3, 21653685), (5, 12992211), (9, 7217895), (15, 4330737), (27, 2405965), (45, 1443579), (135, 481193), (389, 166995), (1167, 55665), (1237, 52515), (1945, 33399), (3501, 18555), (3711, 17505), (5835, 11133), (6185, 10503)]