15984585

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5003}}^1$

素因数の和:5085

約数の個数: 24

約数和(自身を含む): 28102464

約数和(自身を除く): 12117879

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 5003, 15009, 25015, 45027, 75045, 225135, 355213, 1065639, 1776065, 3196917, 5328195, 15984585]

約数ペア:

[(1, 15984585), (3, 5328195), (5, 3196917), (9, 1776065), (15, 1065639), (45, 355213), (71, 225135), (213, 75045), (355, 45027), (639, 25015), (1065, 15009), (3195, 5003)]