40374789

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2083}}^1$

素因数の和:2177

約数の個数: 32

約数和(自身を含む): 67221504

約数和(自身を除く): 26846715

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2083, 2769, 6249, 6461, 14581, 19383, 27079, 43743, 81237, 147893, 189553, 443679, 568659, 1035251, 1922609, 3105753, 5767827, 13458263, 40374789]

約数ペア:

[(1, 40374789), (3, 13458263), (7, 5767827), (13, 3105753), (21, 1922609), (39, 1035251), (71, 568659), (91, 443679), (213, 189553), (273, 147893), (497, 81237), (923, 43743), (1491, 27079), (2083, 19383), (2769, 14581), (6249, 6461)]