278144497

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 311400936

約数和(自身を除く): 33256439

約数列:

[1, 17, 23, 157, 197, 391, 529, 2669, 3349, 3611, 4531, 8993, 30929, 61387, 77027, 83053, 104213, 525793, 711367, 1411901, 1771621, 12093239, 16361441, 278144497]

約数ペア:

[(1, 278144497), (17, 16361441), (23, 12093239), (157, 1771621), (197, 1411901), (391, 711367), (529, 525793), (2669, 104213), (3349, 83053), (3611, 77027), (4531, 61387), (8993, 30929)]