396399745

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{593}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 554273280

約数和(自身を除く): 157873535

約数列:

[1, 5, 7, 35, 71, 269, 355, 497, 593, 1345, 1883, 2485, 2965, 4151, 9415, 19099, 20755, 42103, 95495, 133693, 159517, 210515, 294721, 668465, 797585, 1116619, 1473605, 5583095, 11325707, 56628535, 79279949, 396399745]

約数ペア:

[(1, 396399745), (5, 79279949), (7, 56628535), (35, 11325707), (71, 5583095), (269, 1473605), (355, 1116619), (497, 797585), (593, 668465), (1345, 294721), (1883, 210515), (2485, 159517), (2965, 133693), (4151, 95495), (9415, 42103), (19099, 20755)]