2261168

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1581

約数の個数: 40

約数和(自身を含む): 5395488

約数和(自身を除く): 3134320

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 1553, 3106, 6212, 10871, 12424, 20189, 21742, 24848, 40378, 43484, 80756, 86968, 141323, 161512, 173936, 282646, 323024, 565292, 1130584, 2261168]

約数ペア:

[(1, 2261168), (2, 1130584), (4, 565292), (7, 323024), (8, 282646), (13, 173936), (14, 161512), (16, 141323), (26, 86968), (28, 80756), (52, 43484), (56, 40378), (91, 24848), (104, 21742), (112, 20189), (182, 12424), (208, 10871), (364, 6212), (728, 3106), (1456, 1553)]