257998762815

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1163}}^1\times {\mathrm{242447}}^1$

素因数の和:243679

約数の個数: 32

約数和(自身を含む): 419927694336

約数和(自身を除く): 161928931521

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 1163, 3489, 5815, 17445, 70943, 212829, 242447, 354715, 727341, 1064145, 1212235, 3636705, 14789267, 44367801, 73946335, 221839005, 281965861, 845897583, 1409829305, 4229487915, 17199917521, 51599752563, 85999587605, 257998762815]

約数ペア:

[(1, 257998762815), (3, 85999587605), (5, 51599752563), (15, 17199917521), (61, 4229487915), (183, 1409829305), (305, 845897583), (915, 281965861), (1163, 221839005), (3489, 73946335), (5815, 44367801), (17445, 14789267), (70943, 3636705), (212829, 1212235), (242447, 1064145), (354715, 727341)]