207917286

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{20639}}^1$

素因数の和:20740

約数の個数: 32

約数和(自身を含む): 439879680

約数和(自身を除く): 231962394

約数列:

[1, 2, 3, 6, 23, 46, 69, 73, 138, 146, 219, 438, 1679, 3358, 5037, 10074, 20639, 41278, 61917, 123834, 474697, 949394, 1424091, 1506647, 2848182, 3013294, 4519941, 9039882, 34652881, 69305762, 103958643, 207917286]

約数ペア:

[(1, 207917286), (2, 103958643), (3, 69305762), (6, 34652881), (23, 9039882), (46, 4519941), (69, 3013294), (73, 2848182), (138, 1506647), (146, 1424091), (219, 949394), (438, 474697), (1679, 123834), (3358, 61917), (5037, 41278), (10074, 20639)]