1311255

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 2545920

約数和(自身を除く): 1234665

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 883, 1485, 2649, 4415, 7947, 9713, 13245, 23841, 29139, 39735, 48565, 87417, 119205, 145695, 262251, 437085, 1311255]

約数ペア:

[(1, 1311255), (3, 437085), (5, 262251), (9, 145695), (11, 119205), (15, 87417), (27, 48565), (33, 39735), (45, 29139), (55, 23841), (99, 13245), (135, 9713), (165, 7947), (297, 4415), (495, 2649), (883, 1485)]