287395539

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 432230400

約数和(自身を除く): 144834861

約数列:

[1, 3, 19, 29, 37, 57, 87, 111, 127, 381, 551, 703, 1073, 1369, 1653, 2109, 2413, 3219, 3683, 4107, 4699, 7239, 11049, 14097, 20387, 26011, 39701, 61161, 69977, 78033, 89281, 119103, 136271, 173863, 209931, 267843, 408813, 521589, 754319, 2262957, 2589149, 3303397, 5042027, 7767447, 9910191, 15126081, 95798513, 287395539]

約数ペア:

[(1, 287395539), (3, 95798513), (19, 15126081), (29, 9910191), (37, 7767447), (57, 5042027), (87, 3303397), (111, 2589149), (127, 2262957), (381, 754319), (551, 521589), (703, 408813), (1073, 267843), (1369, 209931), (1653, 173863), (2109, 136271), (2413, 119103), (3219, 89281), (3683, 78033), (4107, 69977), (4699, 61161), (7239, 39701), (11049, 26011), (14097, 20387)]