31890021933

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{177217}}^1$

素因数の和:177298

約数の個数: 64

約数和(自身を含む): 57163438080

約数和(自身を除く): 25273416147

約数列:

[1, 3, 7, 11, 19, 21, 33, 41, 57, 77, 123, 133, 209, 231, 287, 399, 451, 627, 779, 861, 1353, 1463, 2337, 3157, 4389, 5453, 8569, 9471, 16359, 25707, 59983, 177217, 179949, 531651, 1240519, 1949387, 3367123, 3721557, 5848161, 7265897, 10101369, 13645709, 21797691, 23569861, 37038353, 40937127, 50861279, 70709583, 79924867, 111115059, 138052043, 152583837, 239774601, 259268471, 414156129, 559474069, 777805413, 966364301, 1518572473, 1678422207, 2899092903, 4555717419, 10630007311, 31890021933]

約数ペア:

[(1, 31890021933), (3, 10630007311), (7, 4555717419), (11, 2899092903), (19, 1678422207), (21, 1518572473), (33, 966364301), (41, 777805413), (57, 559474069), (77, 414156129), (123, 259268471), (133, 239774601), (209, 152583837), (231, 138052043), (287, 111115059), (399, 79924867), (451, 70709583), (627, 50861279), (779, 40937127), (861, 37038353), (1353, 23569861), (1463, 21797691), (2337, 13645709), (3157, 10101369), (4389, 7265897), (5453, 5848161), (8569, 3721557), (9471, 3367123), (16359, 1949387), (25707, 1240519), (59983, 531651), (177217, 179949)]