12517645

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 18063360

約数和(自身を除く): 5545715

約数列:

[1, 5, 7, 31, 35, 83, 139, 155, 217, 415, 581, 695, 973, 1085, 2573, 2905, 4309, 4865, 11537, 12865, 18011, 21545, 30163, 57685, 80759, 90055, 150815, 357647, 403795, 1788235, 2503529, 12517645]

約数ペア:

[(1, 12517645), (5, 2503529), (7, 1788235), (31, 403795), (35, 357647), (83, 150815), (139, 90055), (155, 80759), (217, 57685), (415, 30163), (581, 21545), (695, 18011), (973, 12865), (1085, 11537), (2573, 4865), (2905, 4309)]