28695994

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1197

約数の個数: 16

約数和(自身を含む): 43797600

約数和(自身を除く): 15101606

約数列:

[1, 2, 109, 139, 218, 278, 947, 1894, 15151, 30302, 103223, 131633, 206446, 263266, 14347997, 28695994]

約数ペア:

[(1, 28695994), (2, 14347997), (109, 263266), (139, 206446), (218, 131633), (278, 103223), (947, 30302), (1894, 15151)]