145143988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{21011}}^1$

素因数の和:21183

約数の個数: 24

約数和(自身を含む): 278871264

約数和(自身を除く): 133727276

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 3454, 6908, 21011, 42022, 84044, 231121, 462242, 924484, 3298727, 6597454, 13194908, 36285997, 72571994, 145143988]

約数ペア:

[(1, 145143988), (2, 72571994), (4, 36285997), (11, 13194908), (22, 6597454), (44, 3298727), (157, 924484), (314, 462242), (628, 231121), (1727, 84044), (3454, 42022), (6908, 21011)]