201664771245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{640205623}}^1$

素因数の和:640205641

約数の個数: 24

約数和(自身を含む): 399488309376

約数和(自身を除く): 197823538131

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 640205623, 1920616869, 3201028115, 4481439361, 5761850607, 9603084345, 13444318083, 22407196805, 28809253035, 40332954249, 67221590415, 201664771245]

約数ペア:

[(1, 201664771245), (3, 67221590415), (5, 40332954249), (7, 28809253035), (9, 22407196805), (15, 13444318083), (21, 9603084345), (35, 5761850607), (45, 4481439361), (63, 3201028115), (105, 1920616869), (315, 640205623)]