287331318

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{1499}}^1$

素因数の和:1993

約数の個数: 48

約数和(自身を含む): 651456000

約数和(自身を除く): 364124682

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 463, 926, 1389, 1499, 2778, 2998, 4167, 4497, 8334, 8994, 10649, 13491, 21298, 26982, 31947, 34477, 63894, 68954, 95841, 103431, 191682, 206862, 310293, 620586, 694037, 1388074, 2082111, 4164222, 6246333, 12492666, 15962851, 31925702, 47888553, 95777106, 143665659, 287331318]

約数ペア:

[(1, 287331318), (2, 143665659), (3, 95777106), (6, 47888553), (9, 31925702), (18, 15962851), (23, 12492666), (46, 6246333), (69, 4164222), (138, 2082111), (207, 1388074), (414, 694037), (463, 620586), (926, 310293), (1389, 206862), (1499, 191682), (2778, 103431), (2998, 95841), (4167, 68954), (4497, 63894), (8334, 34477), (8994, 31947), (10649, 26982), (13491, 21298)]