161738187

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2741}}^1$

素因数の和:2863

約数の個数: 32

約数和(自身を含む): 248754240

約数和(自身を除く): 87016053

約数列:

[1, 3, 13, 17, 39, 51, 89, 221, 267, 663, 1157, 1513, 2741, 3471, 4539, 8223, 19669, 35633, 46597, 59007, 106899, 139791, 243949, 605761, 731847, 1817283, 3171337, 4147133, 9514011, 12441399, 53912729, 161738187]

約数ペア:

[(1, 161738187), (3, 53912729), (13, 12441399), (17, 9514011), (39, 4147133), (51, 3171337), (89, 1817283), (221, 731847), (267, 605761), (663, 243949), (1157, 139791), (1513, 106899), (2741, 59007), (3471, 46597), (4539, 35633), (8223, 19669)]