215087613

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 315705600

約数和(自身を除く): 100617987

約数列:

[1, 3, 13, 39, 71, 173, 213, 449, 519, 923, 1347, 2249, 2769, 5837, 6747, 12283, 17511, 31879, 36849, 77677, 95637, 159679, 233031, 414427, 479037, 1009801, 1243281, 3029403, 5515067, 16545201, 71695871, 215087613]

約数ペア:

[(1, 215087613), (3, 71695871), (13, 16545201), (39, 5515067), (71, 3029403), (173, 1243281), (213, 1009801), (449, 479037), (519, 414427), (923, 233031), (1347, 159679), (2249, 95637), (2769, 77677), (5837, 36849), (6747, 31879), (12283, 17511)]