204528645

素因数分解:

$3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4903}}^1$

素因数の和:5023

約数の個数: 40

約数和(自身を含む): 370271616

約数和(自身を除く): 165742971

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 309, 405, 515, 927, 1545, 2781, 4635, 4903, 8343, 13905, 14709, 24515, 41715, 44127, 73545, 132381, 220635, 397143, 505009, 661905, 1515027, 1985715, 2525045, 4545081, 7575135, 13635243, 22725405, 40905729, 68176215, 204528645]

約数ペア:

[(1, 204528645), (3, 68176215), (5, 40905729), (9, 22725405), (15, 13635243), (27, 7575135), (45, 4545081), (81, 2525045), (103, 1985715), (135, 1515027), (309, 661905), (405, 505009), (515, 397143), (927, 220635), (1545, 132381), (2781, 73545), (4635, 44127), (4903, 41715), (8343, 24515), (13905, 14709)]