551436669

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{1097}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 931806720

約数和(自身を除く): 380370051

約数列:

[1, 3, 7, 9, 21, 63, 79, 101, 237, 303, 553, 707, 711, 909, 1097, 1659, 2121, 3291, 4977, 6363, 7679, 7979, 9873, 23037, 23937, 55853, 69111, 71811, 86663, 110797, 167559, 259989, 332391, 502677, 606641, 775579, 779967, 997173, 1819923, 2326737, 5459769, 6980211, 8752963, 26258889, 61270741, 78776667, 183812223, 551436669]

約数ペア:

[(1, 551436669), (3, 183812223), (7, 78776667), (9, 61270741), (21, 26258889), (63, 8752963), (79, 6980211), (101, 5459769), (237, 2326737), (303, 1819923), (553, 997173), (707, 779967), (711, 775579), (909, 606641), (1097, 502677), (1659, 332391), (2121, 259989), (3291, 167559), (4977, 110797), (6363, 86663), (7679, 71811), (7979, 69111), (9873, 55853), (23037, 23937)]