2689953

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{631}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 4322880

約数和(自身を除く): 1632927

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 631, 1421, 1893, 4263, 4417, 13251, 18299, 30919, 54897, 92757, 128093, 384279, 896651, 2689953]

約数ペア:

[(1, 2689953), (3, 896651), (7, 384279), (21, 128093), (29, 92757), (49, 54897), (87, 30919), (147, 18299), (203, 13251), (609, 4417), (631, 4263), (1421, 1893)]