31258766

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 60279552

約数和(自身を除く): 29020786

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 107, 154, 214, 271, 539, 542, 749, 1078, 1177, 1498, 1897, 2354, 2981, 3794, 5243, 5962, 8239, 10486, 13279, 16478, 20867, 26558, 28997, 41734, 57673, 57994, 115346, 146069, 202979, 292138, 318967, 405958, 637934, 1420853, 2232769, 2841706, 4465538, 15629383, 31258766]

約数ペア:

[(1, 31258766), (2, 15629383), (7, 4465538), (11, 2841706), (14, 2232769), (22, 1420853), (49, 637934), (77, 405958), (98, 318967), (107, 292138), (154, 202979), (214, 146069), (271, 115346), (539, 57994), (542, 57673), (749, 41734), (1078, 28997), (1177, 26558), (1498, 20867), (1897, 16478), (2354, 13279), (2981, 10486), (3794, 8239), (5243, 5962)]