212896548

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{111581}}^1$

素因数の和:111644

約数の個数: 36

約数和(自身を含む): 548313948

約数和(自身を除く): 335417400

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 111581, 223162, 334743, 446324, 669486, 1004229, 1338972, 2008458, 4016916, 5913793, 11827586, 17741379, 23655172, 35482758, 53224137, 70965516, 106448274, 212896548]

約数ペア:

[(1, 212896548), (2, 106448274), (3, 70965516), (4, 53224137), (6, 35482758), (9, 23655172), (12, 17741379), (18, 11827586), (36, 5913793), (53, 4016916), (106, 2008458), (159, 1338972), (212, 1004229), (318, 669486), (477, 446324), (636, 334743), (954, 223162), (1908, 111581)]