209210967

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{144383}}^1$

素因数の和:144419

約数の個数: 24

約数和(自身を含む): 360382464

約数和(自身を除く): 151171497

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 144383, 433149, 1010681, 1299447, 3032043, 3320809, 9096129, 9962427, 23245663, 29887281, 69736989, 209210967]

約数ペア:

[(1, 209210967), (3, 69736989), (7, 29887281), (9, 23245663), (21, 9962427), (23, 9096129), (63, 3320809), (69, 3032043), (161, 1299447), (207, 1010681), (483, 433149), (1449, 144383)]