16503855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1061}}^1$

素因数の和:1147

約数の個数: 32

約数和(自身を含む): 28444608

約数和(自身を除く): 11940753

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 1061, 3111, 3183, 5185, 5305, 15555, 15915, 18037, 54111, 64721, 90185, 194163, 270555, 323605, 970815, 1100257, 3300771, 5501285, 16503855]

約数ペア:

[(1, 16503855), (3, 5501285), (5, 3300771), (15, 1100257), (17, 970815), (51, 323605), (61, 270555), (85, 194163), (183, 90185), (255, 64721), (305, 54111), (915, 18037), (1037, 15915), (1061, 15555), (3111, 5305), (3183, 5185)]