25229071

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 32109696

約数和(自身を除く): 6880625

約数列:

[1, 7, 17, 31, 49, 119, 217, 527, 833, 977, 1519, 3689, 6839, 16609, 25823, 30287, 47873, 116263, 212009, 514879, 813841, 1484063, 3604153, 25229071]

約数ペア:

[(1, 25229071), (7, 3604153), (17, 1484063), (31, 813841), (49, 514879), (119, 212009), (217, 116263), (527, 47873), (833, 30287), (977, 25823), (1519, 16609), (3689, 6839)]