7980284158

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{18461}}^1$

素因数の和:18889

約数の個数: 48

約数和(自身を含む): 15229377648

約数和(自身を除く): 7249093490

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 401, 539, 802, 1078, 2807, 4411, 5614, 8822, 18461, 19649, 30877, 36922, 39298, 61754, 129227, 203071, 216139, 258454, 406142, 432278, 904589, 1421497, 1809178, 2842994, 7402861, 9950479, 14805722, 19900958, 51820027, 81431471, 103640054, 162862942, 362740189, 570020297, 725480378, 1140040594, 3990142079, 7980284158]

約数ペア:

[(1, 7980284158), (2, 3990142079), (7, 1140040594), (11, 725480378), (14, 570020297), (22, 362740189), (49, 162862942), (77, 103640054), (98, 81431471), (154, 51820027), (401, 19900958), (539, 14805722), (802, 9950479), (1078, 7402861), (2807, 2842994), (4411, 1809178), (5614, 1421497), (8822, 904589), (18461, 432278), (19649, 406142), (30877, 258454), (36922, 216139), (39298, 203071), (61754, 129227)]