68591705

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{647}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 101896704

約数和(自身を除く): 33304999

約数列:

[1, 5, 7, 13, 35, 65, 91, 233, 455, 647, 1165, 1631, 3029, 3235, 4529, 8155, 8411, 15145, 21203, 22645, 42055, 58877, 106015, 150751, 294385, 753755, 1055257, 1959763, 5276285, 9798815, 13718341, 68591705]

約数ペア:

[(1, 68591705), (5, 13718341), (7, 9798815), (13, 5276285), (35, 1959763), (65, 1055257), (91, 753755), (233, 294385), (455, 150751), (647, 106015), (1165, 58877), (1631, 42055), (3029, 22645), (3235, 21203), (4529, 15145), (8155, 8411)]