225215613

素因数分解:

$3^3\times 7^2\times {\mathrm{170231}}^1$

素因数の和:170254

約数の個数: 24

約数和(自身を含む): 388128960

約数和(自身を除く): 162913347

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 170231, 510693, 1191617, 1532079, 3574851, 4596237, 8341319, 10724553, 25023957, 32173659, 75071871, 225215613]

約数ペア:

[(1, 225215613), (3, 75071871), (7, 32173659), (9, 25023957), (21, 10724553), (27, 8341319), (49, 4596237), (63, 3574851), (147, 1532079), (189, 1191617), (441, 510693), (1323, 170231)]