28656045

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{839}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 29404755

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 99, 115, 135, 165, 207, 253, 297, 345, 495, 621, 759, 839, 1035, 1265, 1485, 2277, 2517, 3105, 3795, 4195, 6831, 7551, 9229, 11385, 12585, 19297, 22653, 27687, 34155, 37755, 46145, 57891, 83061, 96485, 113265, 138435, 173673, 212267, 249183, 289455, 415305, 521019, 636801, 868365, 1061335, 1245915, 1910403, 2605095, 3184005, 5731209, 9552015, 28656045]

約数ペア:

[(1, 28656045), (3, 9552015), (5, 5731209), (9, 3184005), (11, 2605095), (15, 1910403), (23, 1245915), (27, 1061335), (33, 868365), (45, 636801), (55, 521019), (69, 415305), (99, 289455), (115, 249183), (135, 212267), (165, 173673), (207, 138435), (253, 113265), (297, 96485), (345, 83061), (495, 57891), (621, 46145), (759, 37755), (839, 34155), (1035, 27687), (1265, 22653), (1485, 19297), (2277, 12585), (2517, 11385), (3105, 9229), (3795, 7551), (4195, 6831)]