221977223

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{13693}}^1$

素因数の和:13778

約数の個数: 16

約数和(自身を含む): 253065120

約数和(自身を除く): 31087897

約数列:

[1, 13, 29, 43, 377, 559, 1247, 13693, 16211, 178009, 397097, 588799, 5162261, 7654387, 17075171, 221977223]

約数ペア:

[(1, 221977223), (13, 17075171), (29, 7654387), (43, 5162261), (377, 588799), (559, 397097), (1247, 178009), (13693, 16211)]