78813729

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:731

約数の個数: 40

約数和(自身を含む): 125627040

約数和(自身を除く): 46813311

約数列:

[1, 3, 9, 19, 27, 57, 81, 83, 171, 249, 513, 617, 747, 1539, 1577, 1851, 2241, 4731, 5553, 6723, 11723, 14193, 16659, 35169, 42579, 49977, 51211, 105507, 127737, 153633, 316521, 460899, 949563, 973009, 1382697, 2919027, 4148091, 8757081, 26271243, 78813729]

約数ペア:

[(1, 78813729), (3, 26271243), (9, 8757081), (19, 4148091), (27, 2919027), (57, 1382697), (81, 973009), (83, 949563), (171, 460899), (249, 316521), (513, 153633), (617, 127737), (747, 105507), (1539, 51211), (1577, 49977), (1851, 42579), (2241, 35169), (4731, 16659), (5553, 14193), (6723, 11723)]