321597969

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 554729472

約数和(自身を除く): 233131503

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 191, 197, 231, 259, 407, 573, 591, 777, 1221, 1337, 1379, 2101, 2167, 2849, 4011, 4137, 6303, 6501, 7067, 7289, 8547, 14707, 15169, 21201, 21867, 37627, 44121, 45507, 49469, 51023, 77737, 80179, 112881, 148407, 153069, 233211, 240537, 263389, 413897, 544159, 561253, 790167, 1241691, 1392199, 1632477, 1683759, 2897279, 4176597, 8691837, 9745393, 15314189, 29236179, 45942567, 107199323, 321597969]

約数ペア:

[(1, 321597969), (3, 107199323), (7, 45942567), (11, 29236179), (21, 15314189), (33, 9745393), (37, 8691837), (77, 4176597), (111, 2897279), (191, 1683759), (197, 1632477), (231, 1392199), (259, 1241691), (407, 790167), (573, 561253), (591, 544159), (777, 413897), (1221, 263389), (1337, 240537), (1379, 233211), (2101, 153069), (2167, 148407), (2849, 112881), (4011, 80179), (4137, 77737), (6303, 51023), (6501, 49469), (7067, 45507), (7289, 44121), (8547, 37627), (14707, 21867), (15169, 21201)]