2021573983

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 2535418368

約数和(自身を除く): 513844385

約数列:

[1, 11, 13, 23, 71, 121, 143, 253, 299, 781, 787, 923, 1573, 1633, 2783, 3289, 8591, 8657, 10153, 10231, 17963, 18101, 21229, 36179, 55877, 95227, 111683, 112541, 197593, 199111, 233519, 235313, 614647, 726401, 1237951, 1285171, 2190221, 2568709, 2588443, 6761117, 7990411, 14136881, 16707223, 28472873, 87894521, 155505691, 183779453, 2021573983]

約数ペア:

[(1, 2021573983), (11, 183779453), (13, 155505691), (23, 87894521), (71, 28472873), (121, 16707223), (143, 14136881), (253, 7990411), (299, 6761117), (781, 2588443), (787, 2568709), (923, 2190221), (1573, 1285171), (1633, 1237951), (2783, 726401), (3289, 614647), (8591, 235313), (8657, 233519), (10153, 199111), (10231, 197593), (17963, 112541), (18101, 111683), (21229, 95227), (36179, 55877)]