1887390729

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{1103}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 3156521472

約数和(自身を除く): 1269130743

約数列:

[1, 3, 7, 9, 21, 63, 157, 173, 471, 519, 1099, 1103, 1211, 1413, 1557, 3297, 3309, 3633, 7721, 9891, 9927, 10899, 23163, 27161, 69489, 81483, 173171, 190127, 190819, 244449, 519513, 570381, 572457, 1212197, 1335733, 1558539, 1711143, 1717371, 3636591, 4007199, 10909773, 12021597, 29958583, 89875749, 209710081, 269627247, 629130243, 1887390729]

約数ペア:

[(1, 1887390729), (3, 629130243), (7, 269627247), (9, 209710081), (21, 89875749), (63, 29958583), (157, 12021597), (173, 10909773), (471, 4007199), (519, 3636591), (1099, 1717371), (1103, 1711143), (1211, 1558539), (1413, 1335733), (1557, 1212197), (3297, 572457), (3309, 570381), (3633, 519513), (7721, 244449), (9891, 190819), (9927, 190127), (10899, 173171), (23163, 81483), (27161, 69489)]