256985389979

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1\times {\mathrm{2297}}^1$

素因数の和:3071

約数の個数: 32

約数和(自身を含む): 277479639360

約数和(自身を除く): 20494249381

約数列:

[1, 19, 53, 241, 461, 1007, 2297, 4579, 8759, 12773, 24433, 43643, 111101, 121741, 242687, 464227, 553577, 1058917, 2110919, 2313079, 5888353, 10517963, 20119423, 29339581, 56122601, 111878707, 255198997, 557452039, 1066329419, 4848780943, 13525546841, 256985389979]

約数ペア:

[(1, 256985389979), (19, 13525546841), (53, 4848780943), (241, 1066329419), (461, 557452039), (1007, 255198997), (2297, 111878707), (4579, 56122601), (8759, 29339581), (12773, 20119423), (24433, 10517963), (43643, 5888353), (111101, 2313079), (121741, 2110919), (242687, 1058917), (464227, 553577)]