247903884

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{96989}}^1$

素因数の和:97070

約数の個数: 36

約数和(自身を含む): 635478480

約数和(自身を除く): 387574596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 96989, 193978, 290967, 387956, 581934, 872901, 1163868, 1745802, 3491604, 6886219, 13772438, 20658657, 27544876, 41317314, 61975971, 82634628, 123951942, 247903884]

約数ペア:

[(1, 247903884), (2, 123951942), (3, 82634628), (4, 61975971), (6, 41317314), (9, 27544876), (12, 20658657), (18, 13772438), (36, 6886219), (71, 3491604), (142, 1745802), (213, 1163868), (284, 872901), (426, 581934), (639, 387956), (852, 290967), (1278, 193978), (2556, 96989)]