145426

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:153

約数の個数: 16

約数和(自身を含む): 237600

約数和(自身を除く): 92174

約数列:

[1, 2, 19, 38, 43, 86, 89, 178, 817, 1634, 1691, 3382, 3827, 7654, 72713, 145426]

約数ペア:

[(1, 145426), (2, 72713), (19, 7654), (38, 3827), (43, 3382), (86, 1691), (89, 1634), (178, 817)]