289732079

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{4621}}^1$

素因数の和:4707

約数の個数: 24

約数和(自身を含む): 365396832

約数和(自身を除く): 75664753

約数列:

[1, 7, 13, 53, 91, 169, 371, 689, 1183, 4621, 4823, 8957, 32347, 60073, 62699, 244913, 420511, 780949, 1714391, 3183869, 5466643, 22287083, 41390297, 289732079]

約数ペア:

[(1, 289732079), (7, 41390297), (13, 22287083), (53, 5466643), (91, 3183869), (169, 1714391), (371, 780949), (689, 420511), (1183, 244913), (4621, 62699), (4823, 60073), (8957, 32347)]