90990216

素因数分解:

$2^3\times 3^4\times {\mathrm{140417}}^1$

素因数の和:140435

約数の個数: 40

約数和(自身を含む): 254858670

約数和(自身を除く): 163868454

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 140417, 280834, 421251, 561668, 842502, 1123336, 1263753, 1685004, 2527506, 3370008, 3791259, 5055012, 7582518, 10110024, 11373777, 15165036, 22747554, 30330072, 45495108, 90990216]

約数ペア:

[(1, 90990216), (2, 45495108), (3, 30330072), (4, 22747554), (6, 15165036), (8, 11373777), (9, 10110024), (12, 7582518), (18, 5055012), (24, 3791259), (27, 3370008), (36, 2527506), (54, 1685004), (72, 1263753), (81, 1123336), (108, 842502), (162, 561668), (216, 421251), (324, 280834), (648, 140417)]