39999897

素因数分解:

$3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2797}}^1$

素因数の和:3037

約数の個数: 24

約数和(自身を含む): 66346176

約数和(自身を除く): 26346279

約数列:

[1, 3, 7, 9, 21, 63, 227, 681, 1589, 2043, 2797, 4767, 8391, 14301, 19579, 25173, 58737, 176211, 634919, 1904757, 4444433, 5714271, 13333299, 39999897]

約数ペア:

[(1, 39999897), (3, 13333299), (7, 5714271), (9, 4444433), (21, 1904757), (63, 634919), (227, 176211), (681, 58737), (1589, 25173), (2043, 19579), (2797, 14301), (4767, 8391)]