291140983

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 351406080

約数和(自身を除く): 60265097

約数列:

[1, 7, 47, 61, 89, 163, 329, 427, 623, 1141, 2867, 4183, 5429, 7661, 9943, 14507, 20069, 29281, 38003, 53627, 69601, 101549, 255163, 467321, 681829, 884927, 1786141, 3271247, 4772803, 6194489, 41591569, 291140983]

約数ペア:

[(1, 291140983), (7, 41591569), (47, 6194489), (61, 4772803), (89, 3271247), (163, 1786141), (329, 884927), (427, 681829), (623, 467321), (1141, 255163), (2867, 101549), (4183, 69601), (5429, 53627), (7661, 38003), (9943, 29281), (14507, 20069)]