1277382016

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{140557}}^1$

素因数の和:140642

約数の個数: 32

約数和(自身を含む): 2580644880

約数和(自身を除く): 1303262864

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2272, 4544, 9088, 140557, 281114, 562228, 1124456, 2248912, 4497824, 8995648, 9979547, 17991296, 19959094, 39918188, 79836376, 159672752, 319345504, 638691008, 1277382016]

約数ペア:

[(1, 1277382016), (2, 638691008), (4, 319345504), (8, 159672752), (16, 79836376), (32, 39918188), (64, 19959094), (71, 17991296), (128, 9979547), (142, 8995648), (284, 4497824), (568, 2248912), (1136, 1124456), (2272, 562228), (4544, 281114), (9088, 140557)]