28289718

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{17659}}^1$

素因数の和:17756

約数の個数: 24

約数和(自身を含む): 61986600

約数和(自身を除く): 33696882

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 17659, 35318, 52977, 105954, 158931, 317862, 1571651, 3143302, 4714953, 9429906, 14144859, 28289718]

約数ペア:

[(1, 28289718), (2, 14144859), (3, 9429906), (6, 4714953), (9, 3143302), (18, 1571651), (89, 317862), (178, 158931), (267, 105954), (534, 52977), (801, 35318), (1602, 17659)]