201303221

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{389}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 240084000

約数和(自身を除く): 38780779

約数列:

[1, 7, 49, 59, 179, 389, 413, 1253, 2723, 2891, 8771, 10561, 19061, 22951, 69631, 73927, 160657, 487417, 517489, 1124599, 3411919, 4108229, 28757603, 201303221]

約数ペア:

[(1, 201303221), (7, 28757603), (49, 4108229), (59, 3411919), (179, 1124599), (389, 517489), (413, 487417), (1253, 160657), (2723, 73927), (2891, 69631), (8771, 22951), (10561, 19061)]