7139775478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{147449}}^1$

素因数の和:147564

約数の個数: 32

約数和(自身を含む): 12230092800

約数和(自身を除く): 5090317322

約数列:

[1, 2, 11, 22, 31, 62, 71, 142, 341, 682, 781, 1562, 2201, 4402, 24211, 48422, 147449, 294898, 1621939, 3243878, 4570919, 9141838, 10468879, 20937758, 50280109, 100560218, 115157669, 230315338, 324535249, 649070498, 3569887739, 7139775478]

約数ペア:

[(1, 7139775478), (2, 3569887739), (11, 649070498), (22, 324535249), (31, 230315338), (62, 115157669), (71, 100560218), (142, 50280109), (341, 20937758), (682, 10468879), (781, 9141838), (1562, 4570919), (2201, 3243878), (4402, 1621939), (24211, 294898), (48422, 147449)]