17380026981

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{140639}}^1$

素因数の和:140870

約数の個数: 32

約数和(自身を含む): 27002880000

約数和(自身を除く): 9622853019

約数列:

[1, 3, 9, 23, 27, 69, 199, 207, 597, 621, 1791, 4577, 5373, 13731, 41193, 123579, 140639, 421917, 1265751, 3234697, 3797253, 9704091, 27987161, 29112273, 83961483, 87336819, 251884449, 643704703, 755653347, 1931114109, 5793342327, 17380026981]

約数ペア:

[(1, 17380026981), (3, 5793342327), (9, 1931114109), (23, 755653347), (27, 643704703), (69, 251884449), (199, 87336819), (207, 83961483), (597, 29112273), (621, 27987161), (1791, 9704091), (4577, 3797253), (5373, 3234697), (13731, 1265751), (41193, 421917), (123579, 140639)]