8397415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 11684736

約数和(自身を除く): 3287321

約数列:

[1, 5, 13, 23, 41, 65, 115, 137, 205, 299, 533, 685, 943, 1495, 1781, 2665, 3151, 4715, 5617, 8905, 12259, 15755, 28085, 40963, 61295, 73021, 129191, 204815, 365105, 645955, 1679483, 8397415]

約数ペア:

[(1, 8397415), (5, 1679483), (13, 645955), (23, 365105), (41, 204815), (65, 129191), (115, 73021), (137, 61295), (205, 40963), (299, 28085), (533, 15755), (685, 12259), (943, 8905), (1495, 5617), (1781, 4715), (2665, 3151)]