2176559

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1270

約数の個数: 16

約数和(自身を含む): 2833920

約数和(自身を除く): 657361

約数列:

[1, 7, 11, 23, 77, 161, 253, 1229, 1771, 8603, 13519, 28267, 94633, 197869, 310937, 2176559]

約数ペア:

[(1, 2176559), (7, 310937), (11, 197869), (23, 94633), (77, 28267), (161, 13519), (253, 8603), (1229, 1771)]