207649727

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 232074720

約数和(自身を除く): 24424993

約数列:

[1, 19, 23, 89, 281, 361, 437, 1691, 2047, 5339, 6463, 8303, 25009, 32129, 38893, 101441, 122797, 475171, 575207, 738967, 2333143, 9028249, 10928933, 207649727]

約数ペア:

[(1, 207649727), (19, 10928933), (23, 9028249), (89, 2333143), (281, 738967), (361, 575207), (437, 475171), (1691, 122797), (2047, 101441), (5339, 38893), (6463, 32129), (8303, 25009)]