55287791

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 67132800

約数和(自身を除く): 11845009

約数列:

[1, 13, 17, 23, 73, 149, 221, 299, 391, 949, 1241, 1679, 1937, 2533, 3427, 5083, 10877, 16133, 21827, 28543, 32929, 44551, 58259, 141401, 184909, 250171, 371059, 757367, 2403817, 3252223, 4252907, 55287791]

約数ペア:

[(1, 55287791), (13, 4252907), (17, 3252223), (23, 2403817), (73, 757367), (149, 371059), (221, 250171), (299, 184909), (391, 141401), (949, 58259), (1241, 44551), (1679, 32929), (1937, 28543), (2533, 21827), (3427, 16133), (5083, 10877)]