164017263

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 232012800

約数和(自身を除く): 67995537

約数列:

[1, 3, 37, 47, 111, 141, 149, 211, 447, 633, 1739, 5217, 5513, 7003, 7807, 9917, 16539, 21009, 23421, 29751, 31439, 94317, 259111, 366929, 777333, 1100787, 1163243, 1477633, 3489729, 4432899, 54672421, 164017263]

約数ペア:

[(1, 164017263), (3, 54672421), (37, 4432899), (47, 3489729), (111, 1477633), (141, 1163243), (149, 1100787), (211, 777333), (447, 366929), (633, 259111), (1739, 94317), (5217, 31439), (5513, 29751), (7003, 23421), (7807, 21009), (9917, 16539)]