42556878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25981}}^1$

素因数の和:26009

約数の個数: 48

約数和(自身を含む): 113489376

約数和(自身を除く): 70932498

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 25981, 51962, 77943, 155886, 181867, 233829, 337753, 363734, 467658, 545601, 675506, 1013259, 1091202, 1636803, 2026518, 2364271, 3039777, 3273606, 4728542, 6079554, 7092813, 14185626, 21278439, 42556878]

約数ペア:

[(1, 42556878), (2, 21278439), (3, 14185626), (6, 7092813), (7, 6079554), (9, 4728542), (13, 3273606), (14, 3039777), (18, 2364271), (21, 2026518), (26, 1636803), (39, 1091202), (42, 1013259), (63, 675506), (78, 545601), (91, 467658), (117, 363734), (126, 337753), (182, 233829), (234, 181867), (273, 155886), (546, 77943), (819, 51962), (1638, 25981)]