227545487

素因数分解:

${\mathrm{13}}^4\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:340

約数の個数: 20

約数和(自身を含む): 255448896

約数和(自身を除く): 27903409

約数列:

[1, 13, 31, 169, 257, 403, 2197, 3341, 5239, 7967, 28561, 43433, 68107, 103571, 564629, 885391, 1346423, 7340177, 17503499, 227545487]

約数ペア:

[(1, 227545487), (13, 17503499), (31, 7340177), (169, 1346423), (257, 885391), (403, 564629), (2197, 103571), (3341, 68107), (5239, 43433), (7967, 28561)]