85869423

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 131051520

約数和(自身を除く): 45182097

約数列:

[1, 3, 9, 27, 47, 141, 157, 423, 431, 471, 1269, 1293, 1413, 3879, 4239, 7379, 11637, 20257, 22137, 60771, 66411, 67667, 182313, 199233, 203001, 546939, 609003, 1827009, 3180349, 9541047, 28623141, 85869423]

約数ペア:

[(1, 85869423), (3, 28623141), (9, 9541047), (27, 3180349), (47, 1827009), (141, 609003), (157, 546939), (423, 203001), (431, 199233), (471, 182313), (1269, 67667), (1293, 66411), (1413, 60771), (3879, 22137), (4239, 20257), (7379, 11637)]