271991245

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{8443}}^1$

素因数の和:8844

約数の個数: 16

約数和(自身を含む): 346541760

約数和(自身を除く): 74550515

約数列:

[1, 5, 17, 85, 379, 1895, 6443, 8443, 32215, 42215, 143531, 717655, 3199897, 15999485, 54398249, 271991245]

約数ペア:

[(1, 271991245), (5, 54398249), (17, 15999485), (85, 3199897), (379, 717655), (1895, 143531), (6443, 42215), (8443, 32215)]