131140415

素因数分解:

$5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{6449}}^1$

素因数の和:6551

約数の個数: 24

約数和(自身を含む): 185295600

約数和(自身を除く): 54155185

約数列:

[1, 5, 7, 35, 49, 83, 245, 415, 581, 2905, 4067, 6449, 20335, 32245, 45143, 225715, 316001, 535267, 1580005, 2676335, 3746869, 18734345, 26228083, 131140415]

約数ペア:

[(1, 131140415), (5, 26228083), (7, 18734345), (35, 3746869), (49, 2676335), (83, 1580005), (245, 535267), (415, 316001), (581, 225715), (2905, 45143), (4067, 32245), (6449, 20335)]