26898705

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8419}}^1$

素因数の和:8501

約数の個数: 24

約数和(自身を含む): 47286720

約数和(自身を除く): 20388015

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 8419, 25257, 42095, 75771, 126285, 378855, 597749, 1793247, 2988745, 5379741, 8966235, 26898705]

約数ペア:

[(1, 26898705), (3, 8966235), (5, 5379741), (9, 2988745), (15, 1793247), (45, 597749), (71, 378855), (213, 126285), (355, 75771), (639, 42095), (1065, 25257), (3195, 8419)]