61838265

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{863}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 105255936

約数和(自身を除く): 43417671

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 281, 843, 863, 1405, 2589, 4215, 4315, 4777, 12945, 14331, 14671, 23885, 44013, 71655, 73355, 220065, 242503, 727509, 1212515, 3637545, 4122551, 12367653, 20612755, 61838265]

約数ペア:

[(1, 61838265), (3, 20612755), (5, 12367653), (15, 4122551), (17, 3637545), (51, 1212515), (85, 727509), (255, 242503), (281, 220065), (843, 73355), (863, 71655), (1405, 44013), (2589, 23885), (4215, 14671), (4315, 14331), (4777, 12945)]