1917675

素因数分解:

$3^4\times 5^2\times {\mathrm{947}}^1$

素因数の和:969

約数の個数: 30

約数和(自身を含む): 3555948

約数和(自身を除く): 1638273

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 947, 2025, 2841, 4735, 8523, 14205, 23675, 25569, 42615, 71025, 76707, 127845, 213075, 383535, 639225, 1917675]

約数ペア:

[(1, 1917675), (3, 639225), (5, 383535), (9, 213075), (15, 127845), (25, 76707), (27, 71025), (45, 42615), (75, 25569), (81, 23675), (135, 14205), (225, 8523), (405, 4735), (675, 2841), (947, 2025)]