71779617

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87643}}^1$

素因数の和:87669

約数の個数: 24

約数和(自身を含む): 127609664

約数和(自身を除く): 55830047

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 87643, 262929, 613501, 788787, 1139359, 1840503, 3418077, 5521509, 7975513, 10254231, 23926539, 71779617]

約数ペア:

[(1, 71779617), (3, 23926539), (7, 10254231), (9, 7975513), (13, 5521509), (21, 3418077), (39, 1840503), (63, 1139359), (91, 788787), (117, 613501), (273, 262929), (819, 87643)]