720763742

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{220687}}^1$

素因数の和:220783

約数の個数: 16

約数和(自身を含む): 1144046592

約数和(自身を除く): 423282850

約数列:

[1, 2, 23, 46, 71, 142, 1633, 3266, 220687, 441374, 5075801, 10151602, 15668777, 31337554, 360381871, 720763742]

約数ペア:

[(1, 720763742), (2, 360381871), (23, 31337554), (46, 15668777), (71, 10151602), (142, 5075801), (1633, 441374), (3266, 220687)]