40401558

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 93808320

約数和(自身を除く): 53406762

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 73, 74, 111, 146, 219, 222, 277, 333, 438, 554, 657, 666, 831, 999, 1314, 1662, 1971, 1998, 2493, 2701, 3942, 4986, 5402, 7479, 8103, 10249, 14958, 16206, 20221, 20498, 24309, 30747, 40442, 48618, 60663, 61494, 72927, 92241, 121326, 145854, 181989, 184482, 276723, 363978, 545967, 553446, 748177, 1091934, 1496354, 2244531, 4489062, 6733593, 13467186, 20200779, 40401558]

約数ペア:

[(1, 40401558), (2, 20200779), (3, 13467186), (6, 6733593), (9, 4489062), (18, 2244531), (27, 1496354), (37, 1091934), (54, 748177), (73, 553446), (74, 545967), (111, 363978), (146, 276723), (219, 184482), (222, 181989), (277, 145854), (333, 121326), (438, 92241), (554, 72927), (657, 61494), (666, 60663), (831, 48618), (999, 40442), (1314, 30747), (1662, 24309), (1971, 20498), (1998, 20221), (2493, 16206), (2701, 14958), (3942, 10249), (4986, 8103), (5402, 7479)]