331586829

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^2\times {\mathrm{443}}^1$

素因数の和:674

約数の個数: 36

約数和(自身を含む): 553696416

約数和(自身を除く): 222109587

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 443, 763, 981, 1329, 2289, 3101, 3987, 6867, 9303, 11881, 27909, 35643, 48287, 83167, 106929, 144861, 249501, 338009, 434583, 748503, 1014027, 3042081, 5263283, 15789849, 36842981, 47369547, 110528943, 331586829]

約数ペア:

[(1, 331586829), (3, 110528943), (7, 47369547), (9, 36842981), (21, 15789849), (63, 5263283), (109, 3042081), (327, 1014027), (443, 748503), (763, 434583), (981, 338009), (1329, 249501), (2289, 144861), (3101, 106929), (3987, 83167), (6867, 48287), (9303, 35643), (11881, 27909)]