209172166

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{1543}}^1$

素因数の和:1996

約数の個数: 32

約数和(自身を含む): 375303168

約数和(自身を除く): 166131002

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 421, 842, 1543, 2947, 3086, 5894, 9683, 10801, 19366, 21602, 35489, 67781, 70978, 135562, 248423, 496846, 649603, 1299206, 4547221, 9094442, 14940869, 29881738, 104586083, 209172166]

約数ペア:

[(1, 209172166), (2, 104586083), (7, 29881738), (14, 14940869), (23, 9094442), (46, 4547221), (161, 1299206), (322, 649603), (421, 496846), (842, 248423), (1543, 135562), (2947, 70978), (3086, 67781), (5894, 35489), (9683, 21602), (10801, 19366)]