42129927

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 74430720

約数和(自身を除く): 32300793

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 139, 153, 283, 357, 417, 849, 973, 1071, 1251, 1981, 2363, 2547, 2919, 4811, 5943, 7089, 8757, 14433, 16541, 17829, 21267, 33677, 39337, 43299, 49623, 101031, 118011, 148869, 275359, 303093, 354033, 668729, 826077, 2006187, 2478231, 4681103, 6018561, 14043309, 42129927]

約数ペア:

[(1, 42129927), (3, 14043309), (7, 6018561), (9, 4681103), (17, 2478231), (21, 2006187), (51, 826077), (63, 668729), (119, 354033), (139, 303093), (153, 275359), (283, 148869), (357, 118011), (417, 101031), (849, 49623), (973, 43299), (1071, 39337), (1251, 33677), (1981, 21267), (2363, 17829), (2547, 16541), (2919, 14433), (4811, 8757), (5943, 7089)]