400474142721

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137762003}}^1$

素因数の和:137762045

約数の個数: 24

約数和(自身を含む): 644726178720

約数和(自身を除く): 244252035999

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 137762003, 413286009, 1239858027, 2341954051, 2617478057, 7025862153, 7852434171, 21077586459, 23557302513, 44497126969, 133491380907, 400474142721]

約数ペア:

[(1, 400474142721), (3, 133491380907), (9, 44497126969), (17, 23557302513), (19, 21077586459), (51, 7852434171), (57, 7025862153), (153, 2617478057), (171, 2341954051), (323, 1239858027), (969, 413286009), (2907, 137762003)]