16405877761

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2591}}^1\times {\mathrm{4093}}^1$

素因数の和:6721

約数の個数: 32

約数和(自身を含む): 21393082368

約数和(自身を除く): 4987204607

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 2591, 4093, 18137, 28651, 33683, 44047, 53209, 69581, 235781, 308329, 372463, 487067, 572611, 904553, 4008277, 6331871, 10604963, 74234741, 137864519, 180284371, 965051633, 1261990597, 2343696823, 16405877761]

約数ペア:

[(1, 16405877761), (7, 2343696823), (13, 1261990597), (17, 965051633), (91, 180284371), (119, 137864519), (221, 74234741), (1547, 10604963), (2591, 6331871), (4093, 4008277), (18137, 904553), (28651, 572611), (33683, 487067), (44047, 372463), (53209, 308329), (69581, 235781)]