11720445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{283}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 20611584

約数和(自身を除く): 8891139

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 251, 283, 753, 849, 1255, 1415, 2761, 3113, 3765, 4245, 8283, 9339, 13805, 15565, 41415, 46695, 71033, 213099, 355165, 781363, 1065495, 2344089, 3906815, 11720445]

約数ペア:

[(1, 11720445), (3, 3906815), (5, 2344089), (11, 1065495), (15, 781363), (33, 355165), (55, 213099), (165, 71033), (251, 46695), (283, 41415), (753, 15565), (849, 13805), (1255, 9339), (1415, 8283), (2761, 4245), (3113, 3765)]