142403947

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{971}}^1$

素因数の和:1099

約数の個数: 24

約数和(自身を含む): 172195632

約数和(自身を除く): 29791685

約数列:

[1, 7, 41, 49, 73, 287, 511, 971, 2009, 2993, 3577, 6797, 20951, 39811, 47579, 70883, 146657, 278677, 496181, 1950739, 2906203, 3473267, 20343421, 142403947]

約数ペア:

[(1, 142403947), (7, 20343421), (41, 3473267), (49, 2906203), (73, 1950739), (287, 496181), (511, 278677), (971, 146657), (2009, 70883), (2993, 47579), (3577, 39811), (6797, 20951)]