289901085

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{49429}}^1$

素因数の和:49477

約数の個数: 32

約数和(自身を含む): 512490240

約数和(自身を除く): 222589155

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 49429, 148287, 247145, 741435, 840293, 1136867, 2520879, 3410601, 4201465, 5684335, 12604395, 17053005, 19326739, 57980217, 96633695, 289901085]

約数ペア:

[(1, 289901085), (3, 96633695), (5, 57980217), (15, 19326739), (17, 17053005), (23, 12604395), (51, 5684335), (69, 4201465), (85, 3410601), (115, 2520879), (255, 1136867), (345, 840293), (391, 741435), (1173, 247145), (1955, 148287), (5865, 49429)]