90412545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{18661}}^1$

素因数の和:18705

約数の個数: 32

約数和(自身を含む): 161239680

約数和(自身を除く): 70827135

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 18661, 55983, 93305, 279915, 317237, 354559, 951711, 1063677, 1586185, 1772795, 4758555, 5318385, 6027503, 18082509, 30137515, 90412545]

約数ペア:

[(1, 90412545), (3, 30137515), (5, 18082509), (15, 6027503), (17, 5318385), (19, 4758555), (51, 1772795), (57, 1586185), (85, 1063677), (95, 951711), (255, 354559), (285, 317237), (323, 279915), (969, 93305), (1615, 55983), (4845, 18661)]