128518185

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{10487}}^1$

素因数の和:10557

約数の個数: 32

約数和(自身を含む): 221506560

約数和(自身を除く): 92988375

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 2451, 4085, 10487, 12255, 31461, 52435, 157305, 199253, 450941, 597759, 996265, 1352823, 2254705, 2988795, 6764115, 8567879, 25703637, 42839395, 128518185]

約数ペア:

[(1, 128518185), (3, 42839395), (5, 25703637), (15, 8567879), (19, 6764115), (43, 2988795), (57, 2254705), (95, 1352823), (129, 996265), (215, 597759), (285, 450941), (645, 199253), (817, 157305), (2451, 52435), (4085, 31461), (10487, 12255)]