68409055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 97086528

約数和(自身を除く): 28677473

約数列:

[1, 5, 11, 13, 55, 65, 143, 241, 397, 715, 1205, 1985, 2651, 3133, 4367, 5161, 13255, 15665, 21835, 25805, 34463, 56771, 95677, 172315, 283855, 478385, 1052447, 1243801, 5262235, 6219005, 13681811, 68409055]

約数ペア:

[(1, 68409055), (5, 13681811), (11, 6219005), (13, 5262235), (55, 1243801), (65, 1052447), (143, 478385), (241, 283855), (397, 172315), (715, 95677), (1205, 56771), (1985, 34463), (2651, 25805), (3133, 21835), (4367, 15665), (5161, 13255)]