289301841

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 434903040

約数和(自身を除く): 145601199

約数列:

[1, 3, 9, 27, 131, 263, 311, 393, 789, 933, 1179, 2367, 2799, 3537, 7101, 8397, 34453, 40741, 81793, 103359, 122223, 245379, 310077, 366669, 736137, 930231, 1100007, 2208411, 10714883, 32144649, 96433947, 289301841]

約数ペア:

[(1, 289301841), (3, 96433947), (9, 32144649), (27, 10714883), (131, 2208411), (263, 1100007), (311, 930231), (393, 736137), (789, 366669), (933, 310077), (1179, 245379), (2367, 122223), (2799, 103359), (3537, 81793), (7101, 40741), (8397, 34453)]