18063745

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 25804800

約数和(自身を除く): 7741055

約数列:

[1, 5, 7, 35, 47, 79, 139, 235, 329, 395, 553, 695, 973, 1645, 2765, 3713, 4865, 6533, 10981, 18565, 25991, 32665, 45731, 54905, 76867, 129955, 228655, 384335, 516107, 2580535, 3612749, 18063745]

約数ペア:

[(1, 18063745), (5, 3612749), (7, 2580535), (35, 516107), (47, 384335), (79, 228655), (139, 129955), (235, 76867), (329, 54905), (395, 45731), (553, 32665), (695, 25991), (973, 18565), (1645, 10981), (2765, 6533), (3713, 4865)]