51877539

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 89616384

約数和(自身を除く): 37738845

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 101, 217, 263, 279, 303, 651, 707, 789, 909, 1841, 1953, 2121, 2367, 3131, 5523, 6363, 8153, 9393, 16569, 21917, 24459, 26563, 28179, 57071, 65751, 73377, 79689, 171213, 185941, 197253, 239067, 513639, 557823, 823453, 1673469, 2470359, 5764171, 7411077, 17292513, 51877539]

約数ペア:

[(1, 51877539), (3, 17292513), (7, 7411077), (9, 5764171), (21, 2470359), (31, 1673469), (63, 823453), (93, 557823), (101, 513639), (217, 239067), (263, 197253), (279, 185941), (303, 171213), (651, 79689), (707, 73377), (789, 65751), (909, 57071), (1841, 28179), (1953, 26563), (2121, 24459), (2367, 21917), (3131, 16569), (5523, 9393), (6363, 8153)]