81314585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{77813}}^1$

素因数の和:77848

約数の個数: 16

約数和(自身を含む): 112052160

約数和(自身を除く): 30737575

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 77813, 389065, 855943, 1478447, 4279715, 7392235, 16262917, 81314585]

約数ペア:

[(1, 81314585), (5, 16262917), (11, 7392235), (19, 4279715), (55, 1478447), (95, 855943), (209, 389065), (1045, 77813)]