27478017

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5521}}^1$

素因数の和:5613

約数の個数: 24

約数和(自身を含む): 45943040

約数和(自身を除く): 18465023

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4977, 5521, 16563, 38647, 49689, 115941, 347823, 436159, 1308477, 3053113, 3925431, 9159339, 27478017]

約数ペア:

[(1, 27478017), (3, 9159339), (7, 3925431), (9, 3053113), (21, 1308477), (63, 436159), (79, 347823), (237, 115941), (553, 49689), (711, 38647), (1659, 16563), (4977, 5521)]