139487488

素因数分解:

$2^8\times 7^1\times {\mathrm{77839}}^1$

素因数の和:77862

約数の個数: 36

約数和(自身を含む): 318209920

約数和(自身を除く): 178722432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 77839, 155678, 311356, 544873, 622712, 1089746, 1245424, 2179492, 2490848, 4358984, 4981696, 8717968, 9963392, 17435936, 19926784, 34871872, 69743744, 139487488]

約数ペア:

[(1, 139487488), (2, 69743744), (4, 34871872), (7, 19926784), (8, 17435936), (14, 9963392), (16, 8717968), (28, 4981696), (32, 4358984), (56, 2490848), (64, 2179492), (112, 1245424), (128, 1089746), (224, 622712), (256, 544873), (448, 311356), (896, 155678), (1792, 77839)]