55281681

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67499}}^1$

素因数の和:67525

約数の個数: 24

約数和(自身を含む): 98280000

約数和(自身を除く): 42998319

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 67499, 202497, 472493, 607491, 877487, 1417479, 2632461, 4252437, 6142409, 7897383, 18427227, 55281681]

約数ペア:

[(1, 55281681), (3, 18427227), (7, 7897383), (9, 6142409), (13, 4252437), (21, 2632461), (39, 1417479), (63, 877487), (91, 607491), (117, 472493), (273, 202497), (819, 67499)]