287394741

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{907}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 467438400

約数和(自身を除く): 180043659

約数列:

[1, 3, 9, 17, 19, 51, 57, 109, 153, 171, 323, 327, 907, 969, 981, 1853, 2071, 2721, 2907, 5559, 6213, 8163, 15419, 16677, 17233, 18639, 35207, 46257, 51699, 98863, 105621, 138771, 155097, 292961, 296589, 316863, 878883, 889767, 1680671, 1878397, 2636649, 5042013, 5635191, 15126039, 16905573, 31932749, 95798247, 287394741]

約数ペア:

[(1, 287394741), (3, 95798247), (9, 31932749), (17, 16905573), (19, 15126039), (51, 5635191), (57, 5042013), (109, 2636649), (153, 1878397), (171, 1680671), (323, 889767), (327, 878883), (907, 316863), (969, 296589), (981, 292961), (1853, 155097), (2071, 138771), (2721, 105621), (2907, 98863), (5559, 51699), (6213, 46257), (8163, 35207), (15419, 18639), (16677, 17233)]