128889378

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{719}}^1$

素因数の和:1183

約数の個数: 48

約数和(自身を含む): 292481280

約数和(自身を除く): 163591902

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 433, 719, 866, 1299, 1438, 2157, 2598, 3897, 4314, 6471, 7794, 9959, 12942, 16537, 19918, 29877, 33074, 49611, 59754, 89631, 99222, 148833, 179262, 297666, 311327, 622654, 933981, 1867962, 2801943, 5603886, 7160521, 14321042, 21481563, 42963126, 64444689, 128889378]

約数ペア:

[(1, 128889378), (2, 64444689), (3, 42963126), (6, 21481563), (9, 14321042), (18, 7160521), (23, 5603886), (46, 2801943), (69, 1867962), (138, 933981), (207, 622654), (414, 311327), (433, 297666), (719, 179262), (866, 148833), (1299, 99222), (1438, 89631), (2157, 59754), (2598, 49611), (3897, 33074), (4314, 29877), (6471, 19918), (7794, 16537), (9959, 12942)]