981610821

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{221233}}^1$

素因数の和:221285

約数の個数: 24

約数和(自身を含む): 1553062680

約数和(自身を除く): 571451859

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 221233, 663699, 1991097, 3760961, 6415757, 11282883, 19247271, 33848649, 57741813, 109067869, 327203607, 981610821]

約数ペア:

[(1, 981610821), (3, 327203607), (9, 109067869), (17, 57741813), (29, 33848649), (51, 19247271), (87, 11282883), (153, 6415757), (261, 3760961), (493, 1991097), (1479, 663699), (4437, 221233)]