12891296

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 28250208

約数和(自身を除く): 15358912

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 88, 106, 176, 212, 352, 424, 583, 691, 848, 1166, 1382, 1696, 2332, 2764, 4664, 5528, 7601, 9328, 11056, 15202, 18656, 22112, 30404, 36623, 60808, 73246, 121616, 146492, 243232, 292984, 402853, 585968, 805706, 1171936, 1611412, 3222824, 6445648, 12891296]

約数ペア:

[(1, 12891296), (2, 6445648), (4, 3222824), (8, 1611412), (11, 1171936), (16, 805706), (22, 585968), (32, 402853), (44, 292984), (53, 243232), (88, 146492), (106, 121616), (176, 73246), (212, 60808), (352, 36623), (424, 30404), (583, 22112), (691, 18656), (848, 15202), (1166, 11056), (1382, 9328), (1696, 7601), (2332, 5528), (2764, 4664)]