258114241

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 329978880

約数和(自身を除く): 71864639

約数列:

[1, 7, 11, 61, 77, 179, 307, 427, 671, 1253, 1969, 2149, 3377, 4697, 10919, 13783, 18727, 23639, 54953, 76433, 120109, 131089, 205997, 384671, 604483, 840763, 1441979, 3352133, 4231381, 23464931, 36873463, 258114241]

約数ペア:

[(1, 258114241), (7, 36873463), (11, 23464931), (61, 4231381), (77, 3352133), (179, 1441979), (307, 840763), (427, 604483), (671, 384671), (1253, 205997), (1969, 131089), (2149, 120109), (3377, 76433), (4697, 54953), (10919, 23639), (13783, 18727)]