71028405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{509}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 141298560

約数和(自身を除く): 70270155

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 443, 509, 1329, 1527, 2215, 2545, 3101, 3563, 3987, 4581, 6645, 7635, 9303, 10689, 15505, 17815, 19935, 22905, 27909, 32067, 46515, 53445, 139545, 160335, 225487, 676461, 1127435, 1578409, 2029383, 3382305, 4735227, 7892045, 10146915, 14205681, 23676135, 71028405]

約数ペア:

[(1, 71028405), (3, 23676135), (5, 14205681), (7, 10146915), (9, 7892045), (15, 4735227), (21, 3382305), (35, 2029383), (45, 1578409), (63, 1127435), (105, 676461), (315, 225487), (443, 160335), (509, 139545), (1329, 53445), (1527, 46515), (2215, 32067), (2545, 27909), (3101, 22905), (3563, 19935), (3987, 17815), (4581, 15505), (6645, 10689), (7635, 9303)]