217422814

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{817379}}^1$

素因数の和:817407

約数の個数: 16

約数和(自身を含む): 392342400

約数和(自身を除く): 174919586

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 817379, 1634758, 5721653, 11443306, 15530201, 31060402, 108711407, 217422814]

約数ペア:

[(1, 217422814), (2, 108711407), (7, 31060402), (14, 15530201), (19, 11443306), (38, 5721653), (133, 1634758), (266, 817379)]