287487724

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{6271}}^1$

素因数の和:6505

約数の個数: 24

約数和(自身を含む): 513325568

約数和(自身を除く): 225837844

約数列:

[1, 2, 4, 73, 146, 157, 292, 314, 628, 6271, 11461, 12542, 22922, 25084, 45844, 457783, 915566, 984547, 1831132, 1969094, 3938188, 71871931, 143743862, 287487724]

約数ペア:

[(1, 287487724), (2, 143743862), (4, 71871931), (73, 3938188), (146, 1969094), (157, 1831132), (292, 984547), (314, 915566), (628, 457783), (6271, 45844), (11461, 25084), (12542, 22922)]