287807764

素因数分解:

$2^2\times {\mathrm{619}}^1\times {\mathrm{116239}}^1$

素因数の和:116862

約数の個数: 12

約数和(自身を含む): 504481600

約数和(自身を除く): 216673836

約数列:

[1, 2, 4, 619, 1238, 2476, 116239, 232478, 464956, 71951941, 143903882, 287807764]

約数ペア:

[(1, 287807764), (2, 143903882), (4, 71951941), (619, 464956), (1238, 232478), (2476, 116239)]