987279909

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137869}}^1$

素因数の和:137921

約数の個数: 32

約数和(自身を含む): 1694146560

約数和(自身を除く): 706866651

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 7161, 137869, 413607, 965083, 1516559, 2895249, 4273939, 4549677, 10615913, 12821817, 29917573, 31847739, 47013329, 89752719, 141039987, 329093303, 987279909]

約数ペア:

[(1, 987279909), (3, 329093303), (7, 141039987), (11, 89752719), (21, 47013329), (31, 31847739), (33, 29917573), (77, 12821817), (93, 10615913), (217, 4549677), (231, 4273939), (341, 2895249), (651, 1516559), (1023, 965083), (2387, 413607), (7161, 137869)]