2227231391

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{71069}}^1$

素因数の和:71135

約数の個数: 24

約数和(自身を含む): 2873502240

約数和(自身を除く): 646270849

約数列:

[1, 7, 11, 37, 77, 121, 259, 407, 847, 2849, 4477, 31339, 71069, 497483, 781759, 2629553, 5472313, 8599349, 18406871, 28925083, 60195443, 202475581, 318175913, 2227231391]

約数ペア:

[(1, 2227231391), (7, 318175913), (11, 202475581), (37, 60195443), (77, 28925083), (121, 18406871), (259, 8599349), (407, 5472313), (847, 2629553), (2849, 781759), (4477, 497483), (31339, 71069)]