2017827721

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{839}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 2656281600

約数和(自身を除く): 638453879

約数列:

[1, 7, 13, 19, 91, 107, 133, 169, 247, 749, 839, 1183, 1391, 1729, 2033, 3211, 5873, 9737, 10907, 14231, 15941, 18083, 22477, 26429, 76349, 89773, 111587, 126581, 141791, 185003, 207233, 343577, 628411, 992537, 1167049, 1450631, 1705687, 2405039, 2694029, 8169343, 11939809, 15171637, 18858203, 22173931, 106201459, 155217517, 288261103, 2017827721]

約数ペア:

[(1, 2017827721), (7, 288261103), (13, 155217517), (19, 106201459), (91, 22173931), (107, 18858203), (133, 15171637), (169, 11939809), (247, 8169343), (749, 2694029), (839, 2405039), (1183, 1705687), (1391, 1450631), (1729, 1167049), (2033, 992537), (3211, 628411), (5873, 343577), (9737, 207233), (10907, 185003), (14231, 141791), (15941, 126581), (18083, 111587), (22477, 89773), (26429, 76349)]