40745551

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 53498880

約数和(自身を除く): 12753329

約数列:

[1, 7, 11, 29, 71, 77, 203, 257, 319, 497, 781, 1799, 2059, 2233, 2827, 5467, 7453, 14413, 18247, 19789, 22649, 52171, 81983, 127729, 158543, 200717, 529163, 573881, 1405019, 3704141, 5820793, 40745551]

約数ペア:

[(1, 40745551), (7, 5820793), (11, 3704141), (29, 1405019), (71, 573881), (77, 529163), (203, 200717), (257, 158543), (319, 127729), (497, 81983), (781, 52171), (1799, 22649), (2059, 19789), (2233, 18247), (2827, 14413), (5467, 7453)]