64778833

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 79289280

約数和(自身を除く): 14510447

約数列:

[1, 7, 23, 49, 161, 229, 251, 1127, 1603, 1757, 5267, 5773, 11221, 12299, 36869, 40411, 57479, 258083, 282877, 402353, 1322017, 2816471, 9254119, 64778833]

約数ペア:

[(1, 64778833), (7, 9254119), (23, 2816471), (49, 1322017), (161, 402353), (229, 282877), (251, 258083), (1127, 57479), (1603, 40411), (1757, 36869), (5267, 12299), (5773, 11221)]