2017717857

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{1321}}^1$

素因数の和:1615

約数の個数: 40

約数和(自身を含む): 3061672680

約数和(自身を除く): 1043954823

約数列:

[1, 3, 9, 27, 81, 109, 173, 327, 519, 981, 1321, 1557, 2943, 3963, 4671, 8829, 11889, 14013, 18857, 35667, 56571, 107001, 143989, 169713, 228533, 431967, 509139, 685599, 1295901, 1527417, 2056797, 3887703, 6170391, 11663109, 18511173, 24910097, 74730291, 224190873, 672572619, 2017717857]

約数ペア:

[(1, 2017717857), (3, 672572619), (9, 224190873), (27, 74730291), (81, 24910097), (109, 18511173), (173, 11663109), (327, 6170391), (519, 3887703), (981, 2056797), (1321, 1527417), (1557, 1295901), (2943, 685599), (3963, 509139), (4671, 431967), (8829, 228533), (11889, 169713), (14013, 143989), (18857, 107001), (35667, 56571)]