81581094

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{71941}}^1$

素因数の和:71962

約数の個数: 40

約数和(自身を含む): 208919568

約数和(自身を除く): 127338474

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 71941, 143882, 215823, 431646, 503587, 647469, 1007174, 1294938, 1510761, 1942407, 3021522, 3884814, 4532283, 5827221, 9064566, 11654442, 13596849, 27193698, 40790547, 81581094]

約数ペア:

[(1, 81581094), (2, 40790547), (3, 27193698), (6, 13596849), (7, 11654442), (9, 9064566), (14, 5827221), (18, 4532283), (21, 3884814), (27, 3021522), (42, 1942407), (54, 1510761), (63, 1294938), (81, 1007174), (126, 647469), (162, 503587), (189, 431646), (378, 215823), (567, 143882), (1134, 71941)]