8131170061

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 10394173440

約数和(自身を除く): 2263003379

約数列:

[1, 7, 19, 37, 41, 133, 191, 211, 259, 287, 703, 779, 1337, 1477, 1517, 3629, 4009, 4921, 5453, 7067, 7807, 7831, 8651, 10619, 25403, 28063, 28823, 40301, 49469, 54649, 54817, 60557, 134273, 148333, 148789, 164369, 201761, 282107, 289747, 320087, 765719, 939911, 1038331, 1041523, 1150583, 1491137, 1652341, 2028229, 2240609, 5360033, 5505193, 6081653, 10437959, 11566387, 28331603, 31394479, 38536351, 42571571, 61136617, 198321221, 219761353, 427956319, 1161595723, 8131170061]

約数ペア:

[(1, 8131170061), (7, 1161595723), (19, 427956319), (37, 219761353), (41, 198321221), (133, 61136617), (191, 42571571), (211, 38536351), (259, 31394479), (287, 28331603), (703, 11566387), (779, 10437959), (1337, 6081653), (1477, 5505193), (1517, 5360033), (3629, 2240609), (4009, 2028229), (4921, 1652341), (5453, 1491137), (7067, 1150583), (7807, 1041523), (7831, 1038331), (8651, 939911), (10619, 765719), (25403, 320087), (28063, 289747), (28823, 282107), (40301, 201761), (49469, 164369), (54649, 148789), (54817, 148333), (60557, 134273)]