130787517

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{16787}}^1$

素因数の和:16857

約数の個数: 24

約数和(自身を含む): 206693856

約数和(自身を除く): 75906339

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 2597, 7791, 16787, 50361, 117509, 352527, 822563, 889711, 2467689, 2669133, 6227977, 18683931, 43595839, 130787517]

約数ペア:

[(1, 130787517), (3, 43595839), (7, 18683931), (21, 6227977), (49, 2669133), (53, 2467689), (147, 889711), (159, 822563), (371, 352527), (1113, 117509), (2597, 50361), (7791, 16787)]