722273286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{839}}^1$

素因数の和:1153

約数の個数: 64

約数和(自身を含む): 1677312000

約数和(自身を除く): 955038714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 199, 206, 309, 398, 597, 618, 721, 839, 1194, 1393, 1442, 1678, 2163, 2517, 2786, 4179, 4326, 5034, 5873, 8358, 11746, 17619, 20497, 35238, 40994, 61491, 86417, 122982, 143479, 166961, 172834, 259251, 286958, 333922, 430437, 500883, 518502, 604919, 860874, 1001766, 1168727, 1209838, 1814757, 2337454, 3506181, 3629514, 7012362, 17196983, 34393966, 51590949, 103181898, 120378881, 240757762, 361136643, 722273286]

約数ペア:

[(1, 722273286), (2, 361136643), (3, 240757762), (6, 120378881), (7, 103181898), (14, 51590949), (21, 34393966), (42, 17196983), (103, 7012362), (199, 3629514), (206, 3506181), (309, 2337454), (398, 1814757), (597, 1209838), (618, 1168727), (721, 1001766), (839, 860874), (1194, 604919), (1393, 518502), (1442, 500883), (1678, 430437), (2163, 333922), (2517, 286958), (2786, 259251), (4179, 172834), (4326, 166961), (5034, 143479), (5873, 122982), (8358, 86417), (11746, 61491), (17619, 40994), (20497, 35238)]