145345418

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{373}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 234596736

約数和(自身を除く): 89251318

約数列:

[1, 2, 23, 43, 46, 86, 197, 373, 394, 746, 989, 1978, 4531, 8471, 8579, 9062, 16039, 16942, 17158, 32078, 73481, 146962, 194833, 368897, 389666, 737794, 1690063, 3159683, 3380126, 6319366, 72672709, 145345418]

約数ペア:

[(1, 145345418), (2, 72672709), (23, 6319366), (43, 3380126), (46, 3159683), (86, 1690063), (197, 737794), (373, 389666), (394, 368897), (746, 194833), (989, 146962), (1978, 73481), (4531, 32078), (8471, 17158), (8579, 16942), (9062, 16039)]