261040983

素因数分解:

$3^1\times 7^2\times {\mathrm{1013}}^1\times {\mathrm{1753}}^1$

素因数の和:2783

約数の個数: 24

約数和(自身を含む): 405510768

約数和(自身を除く): 144469785

約数列:

[1, 3, 7, 21, 49, 147, 1013, 1753, 3039, 5259, 7091, 12271, 21273, 36813, 49637, 85897, 148911, 257691, 1775789, 5327367, 12430523, 37291569, 87013661, 261040983]

約数ペア:

[(1, 261040983), (3, 87013661), (7, 37291569), (21, 12430523), (49, 5327367), (147, 1775789), (1013, 257691), (1753, 148911), (3039, 85897), (5259, 49637), (7091, 36813), (12271, 21273)]