239969763

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{827}}^1\times {\mathrm{977}}^1$

素因数の和:1824

約数の個数: 32

約数和(自身を含む): 388696320

約数和(自身を除く): 148726557

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 827, 977, 2481, 2931, 7443, 8793, 9097, 10747, 22329, 26379, 27291, 32241, 81873, 96723, 245619, 290169, 807979, 2423937, 7271811, 8887769, 21815433, 26663307, 79989921, 239969763]

約数ペア:

[(1, 239969763), (3, 79989921), (9, 26663307), (11, 21815433), (27, 8887769), (33, 7271811), (99, 2423937), (297, 807979), (827, 290169), (977, 245619), (2481, 96723), (2931, 81873), (7443, 32241), (8793, 27291), (9097, 26379), (10747, 22329)]