1275931408

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{627919}}^1$

素因数の和:628054

約数の個数: 20

約数和(自身を含む): 2491586560

約数和(自身を除く): 1215655152

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 627919, 1255838, 2511676, 5023352, 10046704, 79745713, 159491426, 318982852, 637965704, 1275931408]

約数ペア:

[(1, 1275931408), (2, 637965704), (4, 318982852), (8, 159491426), (16, 79745713), (127, 10046704), (254, 5023352), (508, 2511676), (1016, 1255838), (2032, 627919)]