289148913

素因数分解:

$3^3\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{601}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 435751680

約数和(自身を除く): 146602767

約数列:

[1, 3, 9, 27, 103, 173, 309, 519, 601, 927, 1557, 1803, 2781, 4671, 5409, 16227, 17819, 53457, 61903, 103973, 160371, 185709, 311919, 481113, 557127, 935757, 1671381, 2807271, 10709219, 32127657, 96382971, 289148913]

約数ペア:

[(1, 289148913), (3, 96382971), (9, 32127657), (27, 10709219), (103, 2807271), (173, 1671381), (309, 935757), (519, 557127), (601, 481113), (927, 311919), (1557, 185709), (1803, 160371), (2781, 103973), (4671, 61903), (5409, 53457), (16227, 17819)]