1780489529

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{1019}}^1$

素因数の和:1270

約数の個数: 36

約数和(自身を含む): 2255599440

約数和(自身を除く): 475109911

約数列:

[1, 7, 13, 49, 91, 169, 211, 637, 1019, 1183, 1477, 2743, 7133, 8281, 10339, 13247, 19201, 35659, 49931, 92729, 134407, 172211, 215009, 249613, 649103, 1205477, 1505063, 1747291, 2795117, 8438339, 10535441, 19565819, 36336521, 136960733, 254355647, 1780489529]

約数ペア:

[(1, 1780489529), (7, 254355647), (13, 136960733), (49, 36336521), (91, 19565819), (169, 10535441), (211, 8438339), (637, 2795117), (1019, 1747291), (1183, 1505063), (1477, 1205477), (2743, 649103), (7133, 249613), (8281, 215009), (10339, 172211), (13247, 134407), (19201, 92729), (35659, 49931)]