39319903

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 48263040

約数和(自身を除く): 8943137

約数列:

[1, 7, 23, 49, 139, 161, 251, 973, 1127, 1757, 3197, 5773, 6811, 12299, 22379, 34889, 40411, 156653, 244223, 282877, 802447, 1709561, 5617129, 39319903]

約数ペア:

[(1, 39319903), (7, 5617129), (23, 1709561), (49, 802447), (139, 282877), (161, 244223), (251, 156653), (973, 40411), (1127, 34889), (1757, 22379), (3197, 12299), (5773, 6811)]