128520489

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{8539}}^1$

素因数の和:8744

約数の個数: 16

約数和(自身を含む): 178315200

約数和(自身を除く): 49794711

約数列:

[1, 3, 29, 87, 173, 519, 5017, 8539, 15051, 25617, 247631, 742893, 1477247, 4431741, 42840163, 128520489]

約数ペア:

[(1, 128520489), (3, 42840163), (29, 4431741), (87, 1477247), (173, 742893), (519, 247631), (5017, 25617), (8539, 15051)]