161877243

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{787}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 246915072

約数和(自身を除く): 85037829

約数列:

[1, 3, 11, 23, 33, 69, 253, 271, 759, 787, 813, 2361, 2981, 6233, 8657, 8943, 18101, 18699, 25971, 54303, 68563, 199111, 205689, 213277, 597333, 639831, 2346047, 4905371, 7038141, 14716113, 53959081, 161877243]

約数ペア:

[(1, 161877243), (3, 53959081), (11, 14716113), (23, 7038141), (33, 4905371), (69, 2346047), (253, 639831), (271, 597333), (759, 213277), (787, 205689), (813, 199111), (2361, 68563), (2981, 54303), (6233, 25971), (8657, 18699), (8943, 18101)]