207660859

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 256564224

約数和(自身を除く): 48903365

約数列:

[1, 7, 23, 41, 161, 163, 193, 287, 943, 1141, 1351, 3749, 4439, 6601, 6683, 7913, 26243, 31073, 31459, 46781, 55391, 153709, 181999, 220213, 723557, 1075963, 1273993, 1289819, 5064899, 9028733, 29665837, 207660859]

約数ペア:

[(1, 207660859), (7, 29665837), (23, 9028733), (41, 5064899), (161, 1289819), (163, 1273993), (193, 1075963), (287, 723557), (943, 220213), (1141, 181999), (1351, 153709), (3749, 55391), (4439, 46781), (6601, 31459), (6683, 31073), (7913, 26243)]