201990045

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{8539}}^1$

素因数の和:8649

約数の個数: 32

約数和(自身を含む): 344332800

約数和(自身を除く): 142342755

約数列:

[1, 3, 5, 15, 19, 57, 83, 95, 249, 285, 415, 1245, 1577, 4731, 7885, 8539, 23655, 25617, 42695, 128085, 162241, 486723, 708737, 811205, 2126211, 2433615, 3543685, 10631055, 13466003, 40398009, 67330015, 201990045]

約数ペア:

[(1, 201990045), (3, 67330015), (5, 40398009), (15, 13466003), (19, 10631055), (57, 3543685), (83, 2433615), (95, 2126211), (249, 811205), (285, 708737), (415, 486723), (1245, 162241), (1577, 128085), (4731, 42695), (7885, 25617), (8539, 23655)]