1789102315

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1997}}^1$

素因数の和:2212

約数の個数: 64

約数和(自身を含む): 2900136960

約数和(自身を除く): 1111034645

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 179, 385, 455, 715, 895, 1001, 1253, 1969, 1997, 2327, 5005, 6265, 9845, 9985, 11635, 13783, 13979, 16289, 21967, 25597, 25961, 68915, 69895, 81445, 109835, 127985, 129805, 153769, 179179, 181727, 285571, 357463, 768845, 895895, 908635, 1427855, 1787315, 1998997, 2502241, 3932093, 4647019, 9994985, 12511205, 19660465, 23235095, 27524651, 32529133, 51117209, 137623255, 162645665, 255586045, 357820463, 1789102315]

約数ペア:

[(1, 1789102315), (5, 357820463), (7, 255586045), (11, 162645665), (13, 137623255), (35, 51117209), (55, 32529133), (65, 27524651), (77, 23235095), (91, 19660465), (143, 12511205), (179, 9994985), (385, 4647019), (455, 3932093), (715, 2502241), (895, 1998997), (1001, 1787315), (1253, 1427855), (1969, 908635), (1997, 895895), (2327, 768845), (5005, 357463), (6265, 285571), (9845, 181727), (9985, 179179), (11635, 153769), (13783, 129805), (13979, 127985), (16289, 109835), (21967, 81445), (25597, 69895), (25961, 68915)]