15031863

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 27456000

約数和(自身を除く): 12424137

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 109, 199, 231, 327, 597, 693, 763, 981, 1199, 1393, 1791, 2189, 2289, 3597, 4179, 6567, 6867, 8393, 10791, 12537, 15323, 19701, 21691, 25179, 45969, 65073, 75537, 137907, 151837, 195219, 238601, 455511, 715803, 1366533, 1670207, 2147409, 5010621, 15031863]

約数ペア:

[(1, 15031863), (3, 5010621), (7, 2147409), (9, 1670207), (11, 1366533), (21, 715803), (33, 455511), (63, 238601), (77, 195219), (99, 151837), (109, 137907), (199, 75537), (231, 65073), (327, 45969), (597, 25179), (693, 21691), (763, 19701), (981, 15323), (1199, 12537), (1393, 10791), (1791, 8393), (2189, 6867), (2289, 6567), (3597, 4179)]