28005783

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{797}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 43436736

約数和(自身を除く): 15430953

約数列:

[1, 3, 13, 17, 39, 51, 53, 159, 221, 663, 689, 797, 901, 2067, 2391, 2703, 10361, 11713, 13549, 31083, 35139, 40647, 42241, 126723, 176137, 528411, 549133, 718097, 1647399, 2154291, 9335261, 28005783]

約数ペア:

[(1, 28005783), (3, 9335261), (13, 2154291), (17, 1647399), (39, 718097), (51, 549133), (53, 528411), (159, 176137), (221, 126723), (663, 42241), (689, 40647), (797, 35139), (901, 31083), (2067, 13549), (2391, 11713), (2703, 10361)]