78431112

素因数分解:

$2^3\times 3^3\times {\mathrm{331}}^1\times {\mathrm{1097}}^1$

素因数の和:1443

約数の個数: 64

約数和(自身を含む): 218721600

約数和(自身を除く): 140290488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 331, 662, 993, 1097, 1324, 1986, 2194, 2648, 2979, 3291, 3972, 4388, 5958, 6582, 7944, 8776, 8937, 9873, 11916, 13164, 17874, 19746, 23832, 26328, 29619, 35748, 39492, 59238, 71496, 78984, 118476, 236952, 363107, 726214, 1089321, 1452428, 2178642, 2904856, 3267963, 4357284, 6535926, 8714568, 9803889, 13071852, 19607778, 26143704, 39215556, 78431112]

約数ペア:

[(1, 78431112), (2, 39215556), (3, 26143704), (4, 19607778), (6, 13071852), (8, 9803889), (9, 8714568), (12, 6535926), (18, 4357284), (24, 3267963), (27, 2904856), (36, 2178642), (54, 1452428), (72, 1089321), (108, 726214), (216, 363107), (331, 236952), (662, 118476), (993, 78984), (1097, 71496), (1324, 59238), (1986, 39492), (2194, 35748), (2648, 29619), (2979, 26328), (3291, 23832), (3972, 19746), (4388, 17874), (5958, 13164), (6582, 11916), (7944, 9873), (8776, 8937)]