12978232

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 25094880

約数和(自身を除く): 12116648

約数列:

[1, 2, 4, 8, 71, 73, 142, 146, 284, 292, 313, 568, 584, 626, 1252, 2504, 5183, 10366, 20732, 22223, 22849, 41464, 44446, 45698, 88892, 91396, 177784, 182792, 1622279, 3244558, 6489116, 12978232]

約数ペア:

[(1, 12978232), (2, 6489116), (4, 3244558), (8, 1622279), (71, 182792), (73, 177784), (142, 91396), (146, 88892), (284, 45698), (292, 44446), (313, 41464), (568, 22849), (584, 22223), (626, 20732), (1252, 10366), (2504, 5183)]