2478411

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 4139520

約数和(自身を除く): 1661109

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 307, 351, 621, 897, 921, 2691, 2763, 3991, 7061, 8073, 8289, 11973, 21183, 35919, 63549, 91793, 107757, 190647, 275379, 826137, 2478411]

約数ペア:

[(1, 2478411), (3, 826137), (9, 275379), (13, 190647), (23, 107757), (27, 91793), (39, 63549), (69, 35919), (117, 21183), (207, 11973), (299, 8289), (307, 8073), (351, 7061), (621, 3991), (897, 2763), (921, 2691)]