26975277

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 47848320

約数和(自身を除く): 20873043

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 89, 119, 153, 267, 283, 357, 623, 801, 849, 1071, 1513, 1869, 1981, 2547, 4539, 4811, 5607, 5943, 10591, 13617, 14433, 17829, 25187, 31773, 33677, 43299, 75561, 95319, 101031, 176309, 226683, 303093, 428179, 528927, 1284537, 1586781, 2997253, 3853611, 8991759, 26975277]

約数ペア:

[(1, 26975277), (3, 8991759), (7, 3853611), (9, 2997253), (17, 1586781), (21, 1284537), (51, 528927), (63, 428179), (89, 303093), (119, 226683), (153, 176309), (267, 101031), (283, 95319), (357, 75561), (623, 43299), (801, 33677), (849, 31773), (1071, 25187), (1513, 17829), (1869, 14433), (1981, 13617), (2547, 10591), (4539, 5943), (4811, 5607)]