81693723

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 117573120

約数和(自身を除く): 35879397

約数列:

[1, 3, 23, 53, 69, 89, 159, 251, 267, 753, 1219, 2047, 3657, 4717, 5773, 6141, 13303, 14151, 17319, 22339, 39909, 67017, 108491, 305969, 325473, 513797, 917907, 1183967, 1541391, 3551901, 27231241, 81693723]

約数ペア:

[(1, 81693723), (3, 27231241), (23, 3551901), (53, 1541391), (69, 1183967), (89, 917907), (159, 513797), (251, 325473), (267, 305969), (753, 108491), (1219, 67017), (2047, 39909), (3657, 22339), (4717, 17319), (5773, 14151), (6141, 13303)]