2978451

素因数分解:

$3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 5451264

約数和(自身を除く): 2472813

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 103, 119, 153, 189, 243, 309, 357, 459, 567, 721, 927, 1071, 1377, 1701, 1751, 2163, 2781, 3213, 4131, 5253, 6489, 8343, 9639, 12257, 15759, 19467, 25029, 28917, 36771, 47277, 58401, 110313, 141831, 175203, 330939, 425493, 992817, 2978451]

約数ペア:

[(1, 2978451), (3, 992817), (7, 425493), (9, 330939), (17, 175203), (21, 141831), (27, 110313), (51, 58401), (63, 47277), (81, 36771), (103, 28917), (119, 25029), (153, 19467), (189, 15759), (243, 12257), (309, 9639), (357, 8343), (459, 6489), (567, 5253), (721, 4131), (927, 3213), (1071, 2781), (1377, 2163), (1701, 1751)]