27194985

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1871}}^1$

素因数の和:1918

約数の個数: 48

約数和(自身を含む): 52565760

約数和(自身を除く): 25370775

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 765, 855, 969, 1615, 1871, 2907, 4845, 5613, 9355, 14535, 16839, 28065, 31807, 35549, 84195, 95421, 106647, 159035, 177745, 286263, 319941, 477105, 533235, 604333, 1431315, 1599705, 1812999, 3021665, 5438997, 9064995, 27194985]

約数ペア:

[(1, 27194985), (3, 9064995), (5, 5438997), (9, 3021665), (15, 1812999), (17, 1599705), (19, 1431315), (45, 604333), (51, 533235), (57, 477105), (85, 319941), (95, 286263), (153, 177745), (171, 159035), (255, 106647), (285, 95421), (323, 84195), (765, 35549), (855, 31807), (969, 28065), (1615, 16839), (1871, 14535), (2907, 9355), (4845, 5613)]