165642711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3929}}^1$

素因数の和:4015

約数の個数: 32

約数和(自身を含む): 253532160

約数和(自身を除く): 87889449

約数列:

[1, 3, 13, 23, 39, 47, 69, 141, 299, 611, 897, 1081, 1833, 3243, 3929, 11787, 14053, 42159, 51077, 90367, 153231, 184663, 271101, 553989, 1174771, 2400619, 3524313, 4247249, 7201857, 12741747, 55214237, 165642711]

約数ペア:

[(1, 165642711), (3, 55214237), (13, 12741747), (23, 7201857), (39, 4247249), (47, 3524313), (69, 2400619), (141, 1174771), (299, 553989), (611, 271101), (897, 184663), (1081, 153231), (1833, 90367), (3243, 51077), (3929, 42159), (11787, 14053)]