68423415

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 112359936

約数和(自身を除く): 43936521

約数列:

[1, 3, 5, 15, 67, 103, 201, 309, 335, 515, 661, 1005, 1545, 1983, 3305, 6901, 9915, 20703, 34505, 44287, 68083, 103515, 132861, 204249, 221435, 340415, 664305, 1021245, 4561561, 13684683, 22807805, 68423415]

約数ペア:

[(1, 68423415), (3, 22807805), (5, 13684683), (15, 4561561), (67, 1021245), (103, 664305), (201, 340415), (309, 221435), (335, 204249), (515, 132861), (661, 103515), (1005, 68083), (1545, 44287), (1983, 34505), (3305, 20703), (6901, 9915)]