31872687

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 56339712

約数和(自身を除く): 24467025

約数列:

[1, 3, 7, 11, 21, 23, 33, 49, 69, 77, 147, 161, 231, 253, 483, 539, 759, 857, 1127, 1617, 1771, 2571, 3381, 5313, 5999, 9427, 12397, 17997, 19711, 28281, 37191, 41993, 59133, 65989, 125979, 137977, 197967, 216821, 413931, 461923, 650463, 965839, 1385769, 1517747, 2897517, 4553241, 10624229, 31872687]

約数ペア:

[(1, 31872687), (3, 10624229), (7, 4553241), (11, 2897517), (21, 1517747), (23, 1385769), (33, 965839), (49, 650463), (69, 461923), (77, 413931), (147, 216821), (161, 197967), (231, 137977), (253, 125979), (483, 65989), (539, 59133), (759, 41993), (857, 37191), (1127, 28281), (1617, 19711), (1771, 17997), (2571, 12397), (3381, 9427), (5313, 5999)]