209426684

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{317}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 394910208

約数和(自身を除く): 185483524

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 167, 172, 317, 334, 634, 668, 989, 1268, 1978, 3841, 3956, 7181, 7291, 7682, 13631, 14362, 14582, 15364, 27262, 28724, 29164, 52939, 54524, 105878, 165163, 211756, 313513, 330326, 627026, 660652, 1217597, 1254052, 2276377, 2435194, 4552754, 4870388, 9105508, 52356671, 104713342, 209426684]

約数ペア:

[(1, 209426684), (2, 104713342), (4, 52356671), (23, 9105508), (43, 4870388), (46, 4552754), (86, 2435194), (92, 2276377), (167, 1254052), (172, 1217597), (317, 660652), (334, 627026), (634, 330326), (668, 313513), (989, 211756), (1268, 165163), (1978, 105878), (3841, 54524), (3956, 52939), (7181, 29164), (7291, 28724), (7682, 27262), (13631, 15364), (14362, 14582)]