144480238

素因数分解:

$2^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{21191}}^1$

素因数の和:21687

約数の個数: 16

約数和(自身を含む): 248200704

約数和(自身を除く): 103720466

約数列:

[1, 2, 7, 14, 487, 974, 3409, 6818, 21191, 42382, 148337, 296674, 10320017, 20640034, 72240119, 144480238]

約数ペア:

[(1, 144480238), (2, 72240119), (7, 20640034), (14, 10320017), (487, 296674), (974, 148337), (3409, 42382), (6818, 21191)]