164865132019

素因数分解:

$7^2\times {\mathrm{421}}^1\times {\mathrm{727}}^1\times {\mathrm{10993}}^1$

素因数の和:12155

約数の個数: 24

約数和(自身を含む): 192519364128

約数和(自身を除く): 27654232109

約数列:

[1, 7, 49, 421, 727, 2947, 5089, 10993, 20629, 35623, 76951, 306067, 538657, 2142469, 4628053, 7991911, 14997283, 32396371, 55943377, 226774597, 391603639, 3364594531, 23552161717, 164865132019]

約数ペア:

[(1, 164865132019), (7, 23552161717), (49, 3364594531), (421, 391603639), (727, 226774597), (2947, 55943377), (5089, 32396371), (10993, 14997283), (20629, 7991911), (35623, 4628053), (76951, 2142469), (306067, 538657)]