12981210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 34352640

約数和(自身を除く): 21371430

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 139, 165, 278, 283, 330, 417, 566, 695, 834, 849, 1390, 1415, 1529, 1698, 2085, 2830, 3058, 3113, 4170, 4245, 4587, 6226, 7645, 8490, 9174, 9339, 15290, 15565, 18678, 22935, 31130, 39337, 45870, 46695, 78674, 93390, 118011, 196685, 236022, 393370, 432707, 590055, 865414, 1180110, 1298121, 2163535, 2596242, 4327070, 6490605, 12981210]

約数ペア:

[(1, 12981210), (2, 6490605), (3, 4327070), (5, 2596242), (6, 2163535), (10, 1298121), (11, 1180110), (15, 865414), (22, 590055), (30, 432707), (33, 393370), (55, 236022), (66, 196685), (110, 118011), (139, 93390), (165, 78674), (278, 46695), (283, 45870), (330, 39337), (417, 31130), (566, 22935), (695, 18678), (834, 15565), (849, 15290), (1390, 9339), (1415, 9174), (1529, 8490), (1698, 7645), (2085, 6226), (2830, 4587), (3058, 4245), (3113, 4170)]