84661281

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 40

約数和(自身を含む): 131183360

約数和(自身を除く): 46522079

約数列:

[1, 3, 9, 27, 43, 81, 109, 129, 223, 327, 387, 669, 981, 1161, 2007, 2943, 3483, 4687, 6021, 8829, 9589, 14061, 18063, 24307, 28767, 42183, 72921, 86301, 126549, 218763, 258903, 379647, 656289, 776709, 1045201, 1968867, 3135603, 9406809, 28220427, 84661281]

約数ペア:

[(1, 84661281), (3, 28220427), (9, 9406809), (27, 3135603), (43, 1968867), (81, 1045201), (109, 776709), (129, 656289), (223, 379647), (327, 258903), (387, 218763), (669, 126549), (981, 86301), (1161, 72921), (2007, 42183), (2943, 28767), (3483, 24307), (4687, 18063), (6021, 14061), (8829, 9589)]