39967695

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2161}}^1$

素因数の和:2312

約数の個数: 32

約数和(自身を含む): 71605440

約数和(自身を除く): 31637745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 1233, 2055, 2161, 3699, 6165, 6483, 10805, 18495, 19449, 32415, 58347, 97245, 291735, 296057, 888171, 1480285, 2664513, 4440855, 7993539, 13322565, 39967695]

約数ペア:

[(1, 39967695), (3, 13322565), (5, 7993539), (9, 4440855), (15, 2664513), (27, 1480285), (45, 888171), (135, 296057), (137, 291735), (411, 97245), (685, 58347), (1233, 32415), (2055, 19449), (2161, 18495), (3699, 10805), (6165, 6483)]