187420737

素因数分解:

$3^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{4153}}^1$

素因数の和:4477

約数の個数: 24

約数和(自身を含む): 291710496

約数和(自身を除く): 104289759

約数列:

[1, 3, 7, 21, 49, 147, 307, 921, 2149, 4153, 6447, 12459, 15043, 29071, 45129, 87213, 203497, 610491, 1274971, 3824913, 8924797, 26774391, 62473579, 187420737]

約数ペア:

[(1, 187420737), (3, 62473579), (7, 26774391), (21, 8924797), (49, 3824913), (147, 1274971), (307, 610491), (921, 203497), (2149, 87213), (4153, 45129), (6447, 29071), (12459, 15043)]