85638915

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21383}}^1$

素因数の和:21483

約数の個数: 24

約数和(自身を含む): 150115680

約数和(自身を除く): 64476765

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 21383, 64149, 106915, 192447, 320745, 962235, 1903087, 5709261, 9515435, 17127783, 28546305, 85638915]

約数ペア:

[(1, 85638915), (3, 28546305), (5, 17127783), (9, 9515435), (15, 5709261), (45, 1903087), (89, 962235), (267, 320745), (445, 192447), (801, 106915), (1335, 64149), (4005, 21383)]