1999837215

素因数分解:

$3^3\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{13121}}^1$

素因数の和:14264

約数の個数: 32

約数和(自身を含む): 3558686400

約数和(自身を除く): 1558849185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1129, 3387, 5645, 10161, 13121, 16935, 30483, 39363, 50805, 65605, 118089, 152415, 196815, 354267, 590445, 1771335, 14813609, 44440827, 74068045, 133322481, 222204135, 399967443, 666612405, 1999837215]

約数ペア:

[(1, 1999837215), (3, 666612405), (5, 399967443), (9, 222204135), (15, 133322481), (27, 74068045), (45, 44440827), (135, 14813609), (1129, 1771335), (3387, 590445), (5645, 354267), (10161, 196815), (13121, 152415), (16935, 118089), (30483, 65605), (39363, 50805)]