289463778

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{1789}}^1$

素因数の和:1987

約数の個数: 48

約数和(自身を含む): 640855800

約数和(自身を除く): 351392022

約数列:

[1, 2, 3, 6, 9, 18, 89, 101, 178, 202, 267, 303, 534, 606, 801, 909, 1602, 1789, 1818, 3578, 5367, 8989, 10734, 16101, 17978, 26967, 32202, 53934, 80901, 159221, 161802, 180689, 318442, 361378, 477663, 542067, 955326, 1084134, 1432989, 1626201, 2865978, 3252402, 16081321, 32162642, 48243963, 96487926, 144731889, 289463778]

約数ペア:

[(1, 289463778), (2, 144731889), (3, 96487926), (6, 48243963), (9, 32162642), (18, 16081321), (89, 3252402), (101, 2865978), (178, 1626201), (202, 1432989), (267, 1084134), (303, 955326), (534, 542067), (606, 477663), (801, 361378), (909, 318442), (1602, 180689), (1789, 161802), (1818, 159221), (3578, 80901), (5367, 53934), (8989, 32202), (10734, 26967), (16101, 17978)]