217691427

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{17183}}^1$

素因数の和:17330

約数の個数: 16

約数和(自身を含む): 300238848

約数和(自身を除く): 82547421

約数列:

[1, 3, 41, 103, 123, 309, 4223, 12669, 17183, 51549, 704503, 1769849, 2113509, 5309547, 72563809, 217691427]

約数ペア:

[(1, 217691427), (3, 72563809), (41, 5309547), (103, 2113509), (123, 1769849), (309, 704503), (4223, 51549), (12669, 17183)]