1636245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2797}}^1$

素因数の和:2821

約数の個数: 24

約数和(自身を含む): 3055416

約数和(自身を除く): 1419171

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 2797, 8391, 13985, 25173, 36361, 41955, 109083, 125865, 181805, 327249, 545415, 1636245]

約数ペア:

[(1, 1636245), (3, 545415), (5, 327249), (9, 181805), (13, 125865), (15, 109083), (39, 41955), (45, 36361), (65, 25173), (117, 13985), (195, 8391), (585, 2797)]