2071418706721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{311}}^1\times {\mathrm{43541}}^1$

素因数の和:43954

約数の個数: 48

約数和(自身を含む): 2621599029504

約数和(自身を除く): 550180322783

約数列:

[1, 7, 13, 41, 91, 287, 311, 533, 1681, 2177, 3731, 4043, 11767, 12751, 21853, 28301, 43541, 89257, 152971, 165763, 304787, 522791, 566033, 1160341, 1785181, 3659537, 3962231, 6796283, 12496267, 13541251, 23207353, 47573981, 73192421, 94788757, 162451471, 176036263, 512346947, 555191291, 951501473, 1232253841, 3886339037, 6660510311, 7217486783, 22762842931, 50522407481, 159339900517, 295916958103, 2071418706721]

約数ペア:

[(1, 2071418706721), (7, 295916958103), (13, 159339900517), (41, 50522407481), (91, 22762842931), (287, 7217486783), (311, 6660510311), (533, 3886339037), (1681, 1232253841), (2177, 951501473), (3731, 555191291), (4043, 512346947), (11767, 176036263), (12751, 162451471), (21853, 94788757), (28301, 73192421), (43541, 47573981), (89257, 23207353), (152971, 13541251), (165763, 12496267), (304787, 6796283), (522791, 3962231), (566033, 3659537), (1160341, 1785181)]