620824321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{2381}}^1$

素因数の和:3072

約数の個数: 16

約数和(自身を含む): 691504128

約数和(自身を除く): 70679807

約数列:

[1, 13, 31, 403, 647, 2381, 8411, 20057, 30953, 73811, 260741, 959543, 1540507, 20026591, 47755717, 620824321]

約数ペア:

[(1, 620824321), (13, 47755717), (31, 20026591), (403, 1540507), (647, 959543), (2381, 260741), (8411, 73811), (20057, 30953)]