351628995

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{1231}}^1$

素因数の和:1515

約数の個数: 32

約数和(自身を含む): 571253760

約数和(自身を除く): 219624765

約数列:

[1, 3, 5, 15, 137, 139, 411, 417, 685, 695, 1231, 2055, 2085, 3693, 6155, 18465, 19043, 57129, 95215, 168647, 171109, 285645, 505941, 513327, 843235, 855545, 2529705, 2566635, 23441933, 70325799, 117209665, 351628995]

約数ペア:

[(1, 351628995), (3, 117209665), (5, 70325799), (15, 23441933), (137, 2566635), (139, 2529705), (411, 855545), (417, 843235), (685, 513327), (695, 505941), (1231, 285645), (2055, 171109), (2085, 168647), (3693, 95215), (6155, 57129), (18465, 19043)]