820367079

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1\times {\mathrm{4201}}^1$

素因数の和:4775

約数の個数: 32

約数和(自身を含む): 1326352896

約数和(自身を除く): 505985817

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 547, 1641, 3829, 4201, 9299, 11487, 12603, 27897, 29407, 65093, 71417, 88221, 195279, 214251, 499919, 1499757, 2297947, 6893841, 16085629, 39065099, 48256887, 117195297, 273455693, 820367079]

約数ペア:

[(1, 820367079), (3, 273455693), (7, 117195297), (17, 48256887), (21, 39065099), (51, 16085629), (119, 6893841), (357, 2297947), (547, 1499757), (1641, 499919), (3829, 214251), (4201, 195279), (9299, 88221), (11487, 71417), (12603, 65093), (27897, 29407)]