128755356

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{1427}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 307716864

約数和(自身を除く): 178961508

約数列:

[1, 2, 3, 4, 6, 12, 73, 103, 146, 206, 219, 292, 309, 412, 438, 618, 876, 1236, 1427, 2854, 4281, 5708, 7519, 8562, 15038, 17124, 22557, 30076, 45114, 90228, 104171, 146981, 208342, 293962, 312513, 416684, 440943, 587924, 625026, 881886, 1250052, 1763772, 10729613, 21459226, 32188839, 42918452, 64377678, 128755356]

約数ペア:

[(1, 128755356), (2, 64377678), (3, 42918452), (4, 32188839), (6, 21459226), (12, 10729613), (73, 1763772), (103, 1250052), (146, 881886), (206, 625026), (219, 587924), (292, 440943), (309, 416684), (412, 312513), (438, 293962), (618, 208342), (876, 146981), (1236, 104171), (1427, 90228), (2854, 45114), (4281, 30076), (5708, 22557), (7519, 17124), (8562, 15038)]