68249265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1277}}^1$

素因数の和:1801

約数の個数: 32

約数和(自身を含む): 125141760

約数和(自身を除く): 56892495

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 509, 1277, 1527, 2545, 3563, 3831, 6385, 7635, 8939, 10689, 17815, 19155, 26817, 44695, 53445, 134085, 649993, 1949979, 3249965, 4549951, 9749895, 13649853, 22749755, 68249265]

約数ペア:

[(1, 68249265), (3, 22749755), (5, 13649853), (7, 9749895), (15, 4549951), (21, 3249965), (35, 1949979), (105, 649993), (509, 134085), (1277, 53445), (1527, 44695), (2545, 26817), (3563, 19155), (3831, 17815), (6385, 10689), (7635, 8939)]