238365721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 289951488

約数和(自身を除く): 51585767

約数列:

[1, 11, 17, 23, 157, 187, 253, 353, 391, 1727, 2669, 3611, 3883, 4301, 6001, 8119, 29359, 39721, 55421, 61387, 66011, 89309, 138023, 609631, 675257, 942157, 1274683, 1518253, 10363727, 14021513, 21669611, 238365721]

約数ペア:

[(1, 238365721), (11, 21669611), (17, 14021513), (23, 10363727), (157, 1518253), (187, 1274683), (253, 942157), (353, 675257), (391, 609631), (1727, 138023), (2669, 89309), (3611, 66011), (3883, 61387), (4301, 55421), (6001, 39721), (8119, 29359)]