8540007

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 13862400

約数和(自身を除く): 5322393

約数列:

[1, 3, 7, 21, 29, 37, 87, 111, 203, 259, 379, 609, 777, 1073, 1137, 2653, 3219, 7511, 7959, 10991, 14023, 22533, 32973, 42069, 76937, 98161, 230811, 294483, 406667, 1220001, 2846669, 8540007]

約数ペア:

[(1, 8540007), (3, 2846669), (7, 1220001), (21, 406667), (29, 294483), (37, 230811), (87, 98161), (111, 76937), (203, 42069), (259, 32973), (379, 22533), (609, 14023), (777, 10991), (1073, 7959), (1137, 7511), (2653, 3219)]