488385215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1187}}^1$

素因数の和:1343

約数の個数: 32

約数和(自身を含む): 636387840

約数和(自身を除く): 148002625

約数列:

[1, 5, 19, 61, 71, 95, 305, 355, 1159, 1187, 1349, 4331, 5795, 5935, 6745, 21655, 22553, 72407, 82289, 84277, 112765, 362035, 411445, 421385, 1375733, 1601263, 5140897, 6878665, 8006315, 25704485, 97677043, 488385215]

約数ペア:

[(1, 488385215), (5, 97677043), (19, 25704485), (61, 8006315), (71, 6878665), (95, 5140897), (305, 1601263), (355, 1375733), (1159, 421385), (1187, 411445), (1349, 362035), (4331, 112765), (5795, 84277), (5935, 82289), (6745, 72407), (21655, 22553)]