72180563

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 94617600

約数和(自身を除く): 22437037

約数列:

[1, 7, 13, 19, 91, 109, 133, 247, 383, 763, 1417, 1729, 2071, 2681, 4979, 7277, 9919, 14497, 26923, 34853, 41747, 50939, 94601, 188461, 292229, 542711, 662207, 793193, 3798977, 5552351, 10311509, 72180563]

約数ペア:

[(1, 72180563), (7, 10311509), (13, 5552351), (19, 3798977), (91, 793193), (109, 662207), (133, 542711), (247, 292229), (383, 188461), (763, 94601), (1417, 50939), (1729, 41747), (2071, 34853), (2681, 26923), (4979, 14497), (7277, 9919)]