428475905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{35251}}^1$

素因数の和:35297

約数の個数: 32

約数和(自身を含む): 639612288

約数和(自身を除く): 211136383

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 12155, 35251, 176255, 387761, 458263, 599267, 1938805, 2291315, 2996335, 5040893, 6591937, 7790471, 25204465, 32959685, 38952355, 85695181, 428475905]

約数ペア:

[(1, 428475905), (5, 85695181), (11, 38952355), (13, 32959685), (17, 25204465), (55, 7790471), (65, 6591937), (85, 5040893), (143, 2996335), (187, 2291315), (221, 1938805), (715, 599267), (935, 458263), (1105, 387761), (2431, 176255), (12155, 35251)]