490718158

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:577

約数の個数: 64

約数和(自身を含む): 926650368

約数和(自身を除く): 435932210

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 217, 227, 238, 293, 434, 454, 527, 586, 1054, 1589, 2051, 3178, 3689, 3859, 4102, 4981, 7037, 7378, 7718, 9083, 9962, 14074, 18166, 27013, 34867, 49259, 54026, 63581, 66511, 69734, 98518, 119629, 127162, 133022, 154411, 239258, 308822, 465577, 837403, 931154, 1080877, 1130687, 1674806, 2061841, 2161754, 2261374, 4123682, 7914809, 14432887, 15829618, 28865774, 35051297, 70102594, 245359079, 490718158]

約数ペア:

[(1, 490718158), (2, 245359079), (7, 70102594), (14, 35051297), (17, 28865774), (31, 15829618), (34, 14432887), (62, 7914809), (119, 4123682), (217, 2261374), (227, 2161754), (238, 2061841), (293, 1674806), (434, 1130687), (454, 1080877), (527, 931154), (586, 837403), (1054, 465577), (1589, 308822), (2051, 239258), (3178, 154411), (3689, 133022), (3859, 127162), (4102, 119629), (4981, 98518), (7037, 69734), (7378, 66511), (7718, 63581), (9083, 54026), (9962, 49259), (14074, 34867), (18166, 27013)]