2805280347

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1\times {\mathrm{1289}}^1$

素因数の和:1755

約数の個数: 32

約数和(自身を含む): 4004985600

約数和(自身を除く): 1199705253

約数列:

[1, 3, 17, 51, 139, 307, 417, 921, 1289, 2363, 3867, 5219, 7089, 15657, 21913, 42673, 65739, 128019, 179171, 395723, 537513, 725441, 1187169, 2176323, 3045907, 6727291, 9137721, 20181873, 55005497, 165016491, 935093449, 2805280347]

約数ペア:

[(1, 2805280347), (3, 935093449), (17, 165016491), (51, 55005497), (139, 20181873), (307, 9137721), (417, 6727291), (921, 3045907), (1289, 2176323), (2363, 1187169), (3867, 725441), (5219, 537513), (7089, 395723), (15657, 179171), (21913, 128019), (42673, 65739)]