12091428

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 31999968

約数和(自身を除く): 19908540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 73, 86, 107, 129, 146, 172, 214, 219, 258, 292, 321, 387, 428, 438, 516, 642, 657, 774, 876, 963, 1284, 1314, 1548, 1926, 2628, 3139, 3852, 4601, 6278, 7811, 9202, 9417, 12556, 13803, 15622, 18404, 18834, 23433, 27606, 28251, 31244, 37668, 41409, 46866, 55212, 56502, 70299, 82818, 93732, 113004, 140598, 165636, 281196, 335873, 671746, 1007619, 1343492, 2015238, 3022857, 4030476, 6045714, 12091428]

約数ペア:

[(1, 12091428), (2, 6045714), (3, 4030476), (4, 3022857), (6, 2015238), (9, 1343492), (12, 1007619), (18, 671746), (36, 335873), (43, 281196), (73, 165636), (86, 140598), (107, 113004), (129, 93732), (146, 82818), (172, 70299), (214, 56502), (219, 55212), (258, 46866), (292, 41409), (321, 37668), (387, 31244), (428, 28251), (438, 27606), (516, 23433), (642, 18834), (657, 18404), (774, 15622), (876, 13803), (963, 12556), (1284, 9417), (1314, 9202), (1548, 7811), (1926, 6278), (2628, 4601), (3139, 3852)]