68509665

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{72497}}^1$

素因数の和:72518

約数の個数: 32

約数和(自身を含む): 139196160

約数和(自身を除く): 70686495

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 72497, 217491, 362485, 507479, 652473, 1087455, 1522437, 1957419, 2537395, 3262365, 4567311, 7612185, 9787095, 13701933, 22836555, 68509665]

約数ペア:

[(1, 68509665), (3, 22836555), (5, 13701933), (7, 9787095), (9, 7612185), (15, 4567311), (21, 3262365), (27, 2537395), (35, 1957419), (45, 1522437), (63, 1087455), (105, 652473), (135, 507479), (189, 362485), (315, 217491), (945, 72497)]