280432009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{251}}^1\times {\mathrm{601}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 333141984

約数和(自身を除く): 52709975

約数列:

[1, 11, 13, 143, 169, 251, 601, 1859, 2761, 3263, 6611, 7813, 35893, 42419, 85943, 101569, 150851, 466609, 1117259, 1659361, 1961063, 21571693, 25493819, 280432009]

約数ペア:

[(1, 280432009), (11, 25493819), (13, 21571693), (143, 1961063), (169, 1659361), (251, 1117259), (601, 466609), (1859, 150851), (2761, 101569), (3263, 85943), (6611, 42419), (7813, 35893)]