168272223

素因数分解:

$3^1\times 7^2\times {\mathrm{653}}^1\times {\mathrm{1753}}^1$

素因数の和:2423

約数の個数: 24

約数和(自身を含む): 261542448

約数和(自身を除く): 93270225

約数列:

[1, 3, 7, 21, 49, 147, 653, 1753, 1959, 4571, 5259, 12271, 13713, 31997, 36813, 85897, 95991, 257691, 1144709, 3434127, 8012963, 24038889, 56090741, 168272223]

約数ペア:

[(1, 168272223), (3, 56090741), (7, 24038889), (21, 8012963), (49, 3434127), (147, 1144709), (653, 257691), (1753, 95991), (1959, 85897), (4571, 36813), (5259, 31997), (12271, 13713)]