161554316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1217}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 353590272

約数和(自身を除く): 192035956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 431, 862, 1217, 1724, 2434, 3017, 4741, 4868, 6034, 8519, 9482, 12068, 13387, 17038, 18964, 26774, 33187, 34076, 53548, 66374, 93709, 132748, 187418, 374836, 524527, 1049054, 2098108, 3671689, 5769797, 7343378, 11539594, 14686756, 23079188, 40388579, 80777158, 161554316]

約数ペア:

[(1, 161554316), (2, 80777158), (4, 40388579), (7, 23079188), (11, 14686756), (14, 11539594), (22, 7343378), (28, 5769797), (44, 3671689), (77, 2098108), (154, 1049054), (308, 524527), (431, 374836), (862, 187418), (1217, 132748), (1724, 93709), (2434, 66374), (3017, 53548), (4741, 34076), (4868, 33187), (6034, 26774), (8519, 18964), (9482, 17038), (12068, 13387)]