81303288

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{27997}}^1$

素因数の和:28028

約数の個数: 48

約数和(自身を含む): 223424040

約数和(自身を除く): 142120752

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 27997, 55994, 83991, 111988, 167982, 223976, 307967, 335964, 615934, 671928, 923901, 1231868, 1847802, 2463736, 3387637, 3695604, 6775274, 7391208, 10162911, 13550548, 20325822, 27101096, 40651644, 81303288]

約数ペア:

[(1, 81303288), (2, 40651644), (3, 27101096), (4, 20325822), (6, 13550548), (8, 10162911), (11, 7391208), (12, 6775274), (22, 3695604), (24, 3387637), (33, 2463736), (44, 1847802), (66, 1231868), (88, 923901), (121, 671928), (132, 615934), (242, 335964), (264, 307967), (363, 223976), (484, 167982), (726, 111988), (968, 83991), (1452, 55994), (2904, 27997)]