291239044

素因数分解:

$2^2\times {\mathrm{991}}^1\times {\mathrm{73471}}^1$

素因数の和:74466

約数の個数: 12

約数和(自身を含む): 510189568

約数和(自身を除く): 218950524

約数列:

[1, 2, 4, 991, 1982, 3964, 73471, 146942, 293884, 72809761, 145619522, 291239044]

約数ペア:

[(1, 291239044), (2, 145619522), (4, 72809761), (991, 293884), (1982, 146942), (3964, 73471)]