287149077

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{145687}}^1$

素因数の和:145769

約数の個数: 16

約数和(自身を含む): 431236480

約数和(自身を除く): 144087403

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 145687, 437061, 1311183, 3933549, 10635151, 31905453, 95716359, 287149077]

約数ペア:

[(1, 287149077), (3, 95716359), (9, 31905453), (27, 10635151), (73, 3933549), (219, 1311183), (657, 437061), (1971, 145687)]