1271187

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:144

約数の個数: 24

約数和(自身を含む): 1990800

約数和(自身を除く): 719613

約数列:

[1, 3, 9, 23, 27, 69, 89, 207, 267, 529, 621, 801, 1587, 2047, 2403, 4761, 6141, 14283, 18423, 47081, 55269, 141243, 423729, 1271187]

約数ペア:

[(1, 1271187), (3, 423729), (9, 141243), (23, 55269), (27, 47081), (69, 18423), (89, 14283), (207, 6141), (267, 4761), (529, 2403), (621, 2047), (801, 1587)]