81403272

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12157}}^1$

素因数の和:12203

約数の個数: 64

約数和(自身を含む): 233433600

約数和(自身を除く): 152030328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3348, 6696, 12157, 24314, 36471, 48628, 72942, 97256, 109413, 145884, 218826, 291768, 328239, 376867, 437652, 656478, 753734, 875304, 1130601, 1312956, 1507468, 2261202, 2625912, 3014936, 3391803, 4522404, 6783606, 9044808, 10175409, 13567212, 20350818, 27134424, 40701636, 81403272]

約数ペア:

[(1, 81403272), (2, 40701636), (3, 27134424), (4, 20350818), (6, 13567212), (8, 10175409), (9, 9044808), (12, 6783606), (18, 4522404), (24, 3391803), (27, 3014936), (31, 2625912), (36, 2261202), (54, 1507468), (62, 1312956), (72, 1130601), (93, 875304), (108, 753734), (124, 656478), (186, 437652), (216, 376867), (248, 328239), (279, 291768), (372, 218826), (558, 145884), (744, 109413), (837, 97256), (1116, 72942), (1674, 48628), (2232, 36471), (3348, 24314), (6696, 12157)]