291236836

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{6761}}^1$

素因数の和:6876

約数の個数: 36

約数和(自身を含む): 566587980

約数和(自身を除く): 275351144

約数列:

[1, 2, 4, 11, 22, 44, 89, 121, 178, 242, 356, 484, 979, 1958, 3916, 6761, 10769, 13522, 21538, 27044, 43076, 74371, 148742, 297484, 601729, 818081, 1203458, 1636162, 2406916, 3272324, 6619019, 13238038, 26476076, 72809209, 145618418, 291236836]

約数ペア:

[(1, 291236836), (2, 145618418), (4, 72809209), (11, 26476076), (22, 13238038), (44, 6619019), (89, 3272324), (121, 2406916), (178, 1636162), (242, 1203458), (356, 818081), (484, 601729), (979, 297484), (1958, 148742), (3916, 74371), (6761, 43076), (10769, 27044), (13522, 21538)]