2019967275

素因数分解:

$3^1\times 5^2\times {\mathrm{641}}^1\times {\mathrm{42017}}^1$

素因数の和:42671

約数の個数: 24

約数和(自身を含む): 3344968944

約数和(自身を除く): 1325001669

約数列:

[1, 3, 5, 15, 25, 75, 641, 1923, 3205, 9615, 16025, 42017, 48075, 126051, 210085, 630255, 1050425, 3151275, 26932897, 80798691, 134664485, 403993455, 673322425, 2019967275]

約数ペア:

[(1, 2019967275), (3, 673322425), (5, 403993455), (15, 134664485), (25, 80798691), (75, 26932897), (641, 3151275), (1923, 1050425), (3205, 630255), (9615, 210085), (16025, 126051), (42017, 48075)]