81221054

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 131328000

約数和(自身を除く): 50106946

約数列:

[1, 2, 29, 31, 58, 62, 199, 227, 398, 454, 899, 1798, 5771, 6169, 6583, 7037, 11542, 12338, 13166, 14074, 45173, 90346, 178901, 204073, 357802, 408146, 1310017, 1400363, 2620034, 2800726, 40610527, 81221054]

約数ペア:

[(1, 81221054), (2, 40610527), (29, 2800726), (31, 2620034), (58, 1400363), (62, 1310017), (199, 408146), (227, 357802), (398, 204073), (454, 178901), (899, 90346), (1798, 45173), (5771, 14074), (6169, 13166), (6583, 12338), (7037, 11542)]