13031865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3761}}^1$

素因数の和:3790

約数の個数: 48

約数和(自身を含む): 28169856

約数和(自身を除く): 15137991

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 3761, 11283, 18805, 26327, 33849, 41371, 56415, 78981, 124113, 131635, 169245, 206855, 236943, 289597, 372339, 394905, 620565, 868791, 1184715, 1447985, 1861695, 2606373, 4343955, 13031865]

約数ペア:

[(1, 13031865), (3, 4343955), (5, 2606373), (7, 1861695), (9, 1447985), (11, 1184715), (15, 868791), (21, 620565), (33, 394905), (35, 372339), (45, 289597), (55, 236943), (63, 206855), (77, 169245), (99, 131635), (105, 124113), (165, 78981), (231, 56415), (315, 41371), (385, 33849), (495, 26327), (693, 18805), (1155, 11283), (3465, 3761)]