2774247

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 4723200

約数和(自身を除く): 1948953

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 409, 969, 1227, 2261, 2863, 6783, 6953, 7771, 8589, 20859, 23313, 48671, 54397, 132107, 146013, 163191, 396321, 924749, 2774247]

約数ペア:

[(1, 2774247), (3, 924749), (7, 396321), (17, 163191), (19, 146013), (21, 132107), (51, 54397), (57, 48671), (119, 23313), (133, 20859), (323, 8589), (357, 7771), (399, 6953), (409, 6783), (969, 2863), (1227, 2261)]