31125237

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{5581}}^1$

素因数の和:5621

約数の個数: 24

約数和(自身を含む): 49032288

約数和(自身を除く): 17907051

約数列:

[1, 3, 11, 13, 33, 39, 143, 169, 429, 507, 1859, 5577, 5581, 16743, 61391, 72553, 184173, 217659, 798083, 943189, 2394249, 2829567, 10375079, 31125237]

約数ペア:

[(1, 31125237), (3, 10375079), (11, 2829567), (13, 2394249), (33, 943189), (39, 798083), (143, 217659), (169, 184173), (429, 72553), (507, 61391), (1859, 16743), (5577, 5581)]