641017258

素因数分解:

$2^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1\times {\mathrm{1117}}^1$

素因数の和:1534

約数の個数: 32

約数和(自身を含む): 1110844800

約数和(自身を除く): 469827542

約数列:

[1, 2, 7, 14, 179, 229, 358, 458, 1117, 1253, 1603, 2234, 2506, 3206, 7819, 15638, 40991, 81982, 199943, 255793, 286937, 399886, 511586, 573874, 1399601, 1790551, 2799202, 3581102, 45786947, 91573894, 320508629, 641017258]

約数ペア:

[(1, 641017258), (2, 320508629), (7, 91573894), (14, 45786947), (179, 3581102), (229, 2799202), (358, 1790551), (458, 1399601), (1117, 573874), (1253, 511586), (1603, 399886), (2234, 286937), (2506, 255793), (3206, 199943), (7819, 81982), (15638, 40991)]