137800689

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 203333760

約数和(自身を除く): 65533071

約数列:

[1, 3, 13, 39, 53, 159, 163, 409, 489, 689, 1227, 2067, 2119, 5317, 6357, 8639, 15951, 21677, 25917, 65031, 66667, 112307, 200001, 281801, 336921, 845403, 866671, 2600013, 3533351, 10600053, 45933563, 137800689]

約数ペア:

[(1, 137800689), (3, 45933563), (13, 10600053), (39, 3533351), (53, 2600013), (159, 866671), (163, 845403), (409, 336921), (489, 281801), (689, 200001), (1227, 112307), (2067, 66667), (2119, 65031), (5317, 25917), (6357, 21677), (8639, 15951)]