2012107979

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1789}}^1$

素因数の和:1971

約数の個数: 32

約数和(自身を含む): 2441502720

約数和(自身を除く): 429394741

約数列:

[1, 7, 31, 71, 73, 217, 497, 511, 1789, 2201, 2263, 5183, 12523, 15407, 15841, 36281, 55459, 127019, 130597, 160673, 388213, 889133, 914179, 1124711, 3937589, 4048507, 9272387, 27563123, 28339549, 64906709, 287443997, 2012107979]

約数ペア:

[(1, 2012107979), (7, 287443997), (31, 64906709), (71, 28339549), (73, 27563123), (217, 9272387), (497, 4048507), (511, 3937589), (1789, 1124711), (2201, 914179), (2263, 889133), (5183, 388213), (12523, 160673), (15407, 130597), (15841, 127019), (36281, 55459)]