2173665

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 3822336

約数和(自身を除く): 1648671

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 157, 195, 213, 355, 471, 785, 923, 1065, 2041, 2355, 2769, 4615, 6123, 10205, 11147, 13845, 30615, 33441, 55735, 144911, 167205, 434733, 724555, 2173665]

約数ペア:

[(1, 2173665), (3, 724555), (5, 434733), (13, 167205), (15, 144911), (39, 55735), (65, 33441), (71, 30615), (157, 13845), (195, 11147), (213, 10205), (355, 6123), (471, 4615), (785, 2769), (923, 2355), (1065, 2041)]