291223732

素因数分解:

$2^2\times {\mathrm{1063}}^1\times {\mathrm{68491}}^1$

素因数の和:69558

約数の個数: 12

約数和(自身を含む): 510128416

約数和(自身を除く): 218904684

約数列:

[1, 2, 4, 1063, 2126, 4252, 68491, 136982, 273964, 72805933, 145611866, 291223732]

約数ペア:

[(1, 291223732), (2, 145611866), (4, 72805933), (1063, 273964), (2126, 136982), (4252, 68491)]