11985705

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1889}}^1$

素因数の和:1950

約数の個数: 32

約数和(自身を含む): 21772800

約数和(自身を除く): 9787095

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 1889, 2115, 5667, 6345, 9445, 17001, 28335, 51003, 85005, 88783, 255015, 266349, 443915, 799047, 1331745, 2397141, 3995235, 11985705]

約数ペア:

[(1, 11985705), (3, 3995235), (5, 2397141), (9, 1331745), (15, 799047), (27, 443915), (45, 266349), (47, 255015), (135, 88783), (141, 85005), (235, 51003), (423, 28335), (705, 17001), (1269, 9445), (1889, 6345), (2115, 5667)]