81721134

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1523}}^1$

素因数の和:1813

約数の個数: 48

約数和(自身を含む): 193999104

約数和(自身を除く): 112277970

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 271, 542, 813, 1523, 1626, 2439, 2981, 3046, 4569, 4878, 5962, 8943, 9138, 13707, 16753, 17886, 26829, 27414, 33506, 50259, 53658, 100518, 150777, 301554, 412733, 825466, 1238199, 2476398, 3714597, 4540063, 7429194, 9080126, 13620189, 27240378, 40860567, 81721134]

約数ペア:

[(1, 81721134), (2, 40860567), (3, 27240378), (6, 13620189), (9, 9080126), (11, 7429194), (18, 4540063), (22, 3714597), (33, 2476398), (66, 1238199), (99, 825466), (198, 412733), (271, 301554), (542, 150777), (813, 100518), (1523, 53658), (1626, 50259), (2439, 33506), (2981, 27414), (3046, 26829), (4569, 17886), (4878, 16753), (5962, 13707), (8943, 9138)]