17220283

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 18579456

約数和(自身を除く): 1359173

約数列:

[1, 31, 47, 53, 223, 1457, 1643, 2491, 6913, 10481, 11819, 77221, 324911, 366389, 555493, 17220283]

約数ペア:

[(1, 17220283), (31, 555493), (47, 366389), (53, 324911), (223, 77221), (1457, 11819), (1643, 10481), (2491, 6913)]