217623626

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{15289}}^1$

素因数の和:15949

約数の個数: 16

約数和(自身を含む): 356685120

約数和(自身を除く): 139061494

約数列:

[1, 2, 11, 22, 647, 1294, 7117, 14234, 15289, 30578, 168179, 336358, 9891983, 19783966, 108811813, 217623626]

約数ペア:

[(1, 217623626), (2, 108811813), (11, 19783966), (22, 9891983), (647, 336358), (1294, 168179), (7117, 30578), (14234, 15289)]