222947257

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 263208960

約数和(自身を除く): 40261703

約数列:

[1, 13, 23, 31, 67, 299, 359, 403, 713, 871, 1541, 2077, 4667, 8257, 9269, 11129, 20033, 24053, 27001, 47771, 107341, 144677, 255967, 312689, 553219, 621023, 745643, 3327571, 7191847, 9693359, 17149789, 222947257]

約数ペア:

[(1, 222947257), (13, 17149789), (23, 9693359), (31, 7191847), (67, 3327571), (299, 745643), (359, 621023), (403, 553219), (713, 312689), (871, 255967), (1541, 144677), (2077, 107341), (4667, 47771), (8257, 27001), (9269, 24053), (11129, 20033)]