64180641

素因数分解:

$3^1\times 7^2\times {\mathrm{431}}^1\times {\mathrm{1013}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 99874944

約数和(自身を除く): 35694303

約数列:

[1, 3, 7, 21, 49, 147, 431, 1013, 1293, 3017, 3039, 7091, 9051, 21119, 21273, 49637, 63357, 148911, 436603, 1309809, 3056221, 9168663, 21393547, 64180641]

約数ペア:

[(1, 64180641), (3, 21393547), (7, 9168663), (21, 3056221), (49, 1309809), (147, 436603), (431, 148911), (1013, 63357), (1293, 49637), (3017, 21273), (3039, 21119), (7091, 9051)]