27720126

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11579}}^1$

素因数の和:11613

約数の個数: 48

約数和(自身を含む): 72259200

約数和(自身を除く): 44539074

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 11579, 23158, 34737, 69474, 81053, 104211, 162106, 208422, 220001, 243159, 440002, 486318, 660003, 729477, 1320006, 1458954, 1540007, 1980009, 3080014, 3960018, 4620021, 9240042, 13860063, 27720126]

約数ペア:

[(1, 27720126), (2, 13860063), (3, 9240042), (6, 4620021), (7, 3960018), (9, 3080014), (14, 1980009), (18, 1540007), (19, 1458954), (21, 1320006), (38, 729477), (42, 660003), (57, 486318), (63, 440002), (114, 243159), (126, 220001), (133, 208422), (171, 162106), (266, 104211), (342, 81053), (399, 69474), (798, 34737), (1197, 23158), (2394, 11579)]