40240221

素因数分解:

$3^1\times 7^2\times {\mathrm{457}}^1\times {\mathrm{599}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 62654400

約数和(自身を除く): 22414179

約数列:

[1, 3, 7, 21, 49, 147, 457, 599, 1371, 1797, 3199, 4193, 9597, 12579, 22393, 29351, 67179, 88053, 273743, 821229, 1916201, 5748603, 13413407, 40240221]

約数ペア:

[(1, 40240221), (3, 13413407), (7, 5748603), (21, 1916201), (49, 821229), (147, 273743), (457, 88053), (599, 67179), (1371, 29351), (1797, 22393), (3199, 12579), (4193, 9597)]