780551138

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{10391}}^1$

素因数の和:10510

約数の個数: 24

約数和(自身を含む): 1241303616

約数和(自身を除く): 460752478

約数列:

[1, 2, 23, 46, 71, 142, 529, 1058, 1633, 3266, 10391, 20782, 37559, 75118, 238993, 477986, 737761, 1475522, 5496839, 10993678, 16968503, 33937006, 390275569, 780551138]

約数ペア:

[(1, 780551138), (2, 390275569), (23, 33937006), (46, 16968503), (71, 10993678), (142, 5496839), (529, 1475522), (1058, 737761), (1633, 477986), (3266, 238993), (10391, 75118), (20782, 37559)]