209439555

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{14713}}^1$

素因数の和:14807

約数の個数: 32

約数和(自身を含む): 365848896

約数和(自身を除く): 156409341

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 949, 1095, 2847, 4745, 14235, 14713, 44139, 73565, 191269, 220695, 573807, 956345, 1074049, 2869035, 3222147, 5370245, 13962637, 16110735, 41887911, 69813185, 209439555]

約数ペア:

[(1, 209439555), (3, 69813185), (5, 41887911), (13, 16110735), (15, 13962637), (39, 5370245), (65, 3222147), (73, 2869035), (195, 1074049), (219, 956345), (365, 573807), (949, 220695), (1095, 191269), (2847, 73565), (4745, 44139), (14235, 14713)]