245751428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{53101}}^1$

素因数の和:53207

約数の個数: 24

約数和(自身を含む): 468359640

約数和(自身を除く): 222608212

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 53101, 106202, 212404, 690313, 1380626, 2761252, 4725989, 9451978, 18903956, 61437857, 122875714, 245751428]

約数ペア:

[(1, 245751428), (2, 122875714), (4, 61437857), (13, 18903956), (26, 9451978), (52, 4725989), (89, 2761252), (178, 1380626), (356, 690313), (1157, 212404), (2314, 106202), (4628, 53101)]