1640682

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 3807360

約数和(自身を除く): 2166678

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 1321, 2642, 3963, 7926, 11889, 23778, 30383, 35667, 60766, 71334, 91149, 182298, 273447, 546894, 820341, 1640682]

約数ペア:

[(1, 1640682), (2, 820341), (3, 546894), (6, 273447), (9, 182298), (18, 91149), (23, 71334), (27, 60766), (46, 35667), (54, 30383), (69, 23778), (138, 11889), (207, 7926), (414, 3963), (621, 2642), (1242, 1321)]