68384979

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:769

約数の個数: 40

約数和(自身を含む): 111275472

約数和(自身を除く): 42890493

約数列:

[1, 3, 9, 13, 27, 39, 81, 101, 117, 303, 351, 643, 909, 1053, 1313, 1929, 2727, 3939, 5787, 8181, 8359, 11817, 17361, 25077, 35451, 52083, 64943, 75231, 106353, 194829, 225693, 584487, 677079, 844259, 1753461, 2532777, 5260383, 7598331, 22794993, 68384979]

約数ペア:

[(1, 68384979), (3, 22794993), (9, 7598331), (13, 5260383), (27, 2532777), (39, 1753461), (81, 844259), (101, 677079), (117, 584487), (303, 225693), (351, 194829), (643, 106353), (909, 75231), (1053, 64943), (1313, 52083), (1929, 35451), (2727, 25077), (3939, 17361), (5787, 11817), (8181, 8359)]