161779408

素因数分解:

$2^4\times 7^1\times {\mathrm{1444459}}^1$

素因数の和:1444474

約数の個数: 20

約数和(自身を含む): 358226080

約数和(自身を除く): 196446672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1444459, 2888918, 5777836, 10111213, 11555672, 20222426, 23111344, 40444852, 80889704, 161779408]

約数ペア:

[(1, 161779408), (2, 80889704), (4, 40444852), (7, 23111344), (8, 20222426), (14, 11555672), (16, 10111213), (28, 5777836), (56, 2888918), (112, 1444459)]