263228979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{164621}}^1$

素因数の和:164678

約数の個数: 16

約数和(自身を含む): 387190944

約数和(自身を除く): 123961965

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 164621, 493863, 2140073, 6420219, 6749461, 20248383, 87742993, 263228979]

約数ペア:

[(1, 263228979), (3, 87742993), (13, 20248383), (39, 6749461), (41, 6420219), (123, 2140073), (533, 493863), (1599, 164621)]