140168145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42283}}^1$

素因数の和:42321

約数の個数: 32

約数和(自身を含む): 255733632

約数和(自身を除く): 115565487

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 42283, 126849, 211415, 549679, 634245, 718811, 1649037, 2156433, 2748395, 3594055, 8245185, 9344543, 10782165, 28033629, 46722715, 140168145]

約数ペア:

[(1, 140168145), (3, 46722715), (5, 28033629), (13, 10782165), (15, 9344543), (17, 8245185), (39, 3594055), (51, 2748395), (65, 2156433), (85, 1649037), (195, 718811), (221, 634245), (255, 549679), (663, 211415), (1105, 126849), (3315, 42283)]