281987504

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{1051}}^1$

素因数の和:1509

約数の個数: 40

約数和(自身を含む): 561578640

約数和(自身を除く): 279591136

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 409, 656, 818, 1051, 1636, 2102, 3272, 4204, 6544, 8408, 16769, 16816, 33538, 43091, 67076, 86182, 134152, 172364, 268304, 344728, 429859, 689456, 859718, 1719436, 3438872, 6877744, 17624219, 35248438, 70496876, 140993752, 281987504]

約数ペア:

[(1, 281987504), (2, 140993752), (4, 70496876), (8, 35248438), (16, 17624219), (41, 6877744), (82, 3438872), (164, 1719436), (328, 859718), (409, 689456), (656, 429859), (818, 344728), (1051, 268304), (1636, 172364), (2102, 134152), (3272, 86182), (4204, 67076), (6544, 43091), (8408, 33538), (16769, 16816)]