81266835

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2797}}^1$

素因数の和:2967

約数の個数: 32

約数和(自身を含む): 141019200

約数和(自身を除く): 59752365

約数列:

[1, 3, 5, 13, 15, 39, 65, 149, 195, 447, 745, 1937, 2235, 2797, 5811, 8391, 9685, 13985, 29055, 36361, 41955, 109083, 181805, 416753, 545415, 1250259, 2083765, 5417789, 6251295, 16253367, 27088945, 81266835]

約数ペア:

[(1, 81266835), (3, 27088945), (5, 16253367), (13, 6251295), (15, 5417789), (39, 2083765), (65, 1250259), (149, 545415), (195, 416753), (447, 181805), (745, 109083), (1937, 41955), (2235, 36361), (2797, 29055), (5811, 13985), (8391, 9685)]