351052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 681296

約数和(自身を除く): 330244

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 157, 172, 314, 559, 628, 1118, 2041, 2236, 4082, 6751, 8164, 13502, 27004, 87763, 175526, 351052]

約数ペア:

[(1, 351052), (2, 175526), (4, 87763), (13, 27004), (26, 13502), (43, 8164), (52, 6751), (86, 4082), (157, 2236), (172, 2041), (314, 1118), (559, 628)]